The public health model focuses on promoting good health and good health practices to avert disease.
What do you mean by public health?Public health is characterized as the science of defending the security and enhancing the health of communities through instruction, the development of public policies, and investigation into the prevention of illness and harm. For each person, the term "public health" has a different meaning.
Therefore, a medical disease that substantially impacts a particular group qualifies as a public health problem.
Which three objectives define public health?The World Health Organization (WHO) states that the purpose of public health is to prevent illness, improve health, and extend life for the entire community.
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Diffusion continues to occur until there is an equal concentration of particles on both sides of a semi-permeable membrane. True or false?.
Answer: True
Explanation:
The belief that women were neither concerned nor troubled with sexual feelings was typical of:__________
The belief that women were neither concerned nor troubled with sexual feelings was typical of the Victorian Era.
Women in the Victorian era were suppressed and treated unequally to men. They were not even allowed to talk about undergarments to buy them and were forced to stay committed to a single man, her husband, after marriage. Women at that time were expected to stay modest and pure.
In the Victorian era, sex was not discussed openly, and ideas were confined. Dealing with inequality, women were expected to stay in a marriage with their husbands and not be involved in sex with any other man except their spouse. However, men were allowed to have extramarital affairs and women could not even ask for a divorce.
Women were not allowed to fulfill their physical desires. Instead, it was believed that sexual relations for women could not be of any concern for desires or feelings. But this was a luxury reserved for men.
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If there are 10 millimeters per centimeter and you have an object that is 50 millimeters long, how many centimeters long is it?
Answer:
5 centimeters
Explanation:
Many organisms that undergo chemosynthesis use ________ instead of ________ to fuel the processes that convert carbon dioxide into sugars.
Many organisms that undergo chemosynthesis use Hydrogen sulfide instead of Sunlight to fuel the processes that convert carbon dioxide into sugars.
What is chemosynthesis?Chemosynthesis, as opposed to photosynthesis, is the biological conversion of one or more carbon-containing molecules (typically carbon dioxide or methane) and nutrients into organic matter using the oxidation of inorganic compounds (such as hydrogen gas, hydrogen sulfide, or ferrous ions as a source of energy). The phylogenetically diverse organisms known as chemoautotrophs use chemosynthesis to obtain carbon from carbon dioxide. Chemosynthesis is a common method used by microorganisms in the deep ocean to create biomass from single carbon molecules. In the ocean, other species frequently eat chemosynthetic bacteria, and symbiotic relationships between chemosynthesizers and respiring heterotrophs are frequent.Learn more about the chemosynthesis with the help of the given link:
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ASAP PLEASE HELP ASAP
1.Alex poured some pond water into three beakers. She then put waterweed into each
beaker. She put the beakers in different places.
i) In which beaker did the waterweed grow best? Give the correct letter.
________
ii) The waterweed in the box changed from dark green to pale yellow. Why did this happen?
2.In the school pond there were lots of water lilies with large leaves covering the surface. There were not many plants growing below the surface. Suggest a reason
for this.
3.In another experiment, Alex put similar pieces of waterweed into two more beakers of pond water. She added fertiliser to one of them. She kept them both by a window.
i) Alex added fertiliser to beaker E. Suggest the results of this experiment.
ii) What do fertilisers contain to help plants grow? Tick the correct box.
1. (i) The waterweed will grow best in beaker A (in normal daylight).
(ii) The waterweed in the box changed from dark green to pale yellow. This happened because the black box blocked the light due to which the waterweed was not able to carry out the process photosynthesis.
2. There were not much plants growing below the surface in the school pond with lots of water lilies in it as the excessive growth of water lilies inhibited the penetration of light in the pond.
3. (i) The waterweed will grow better in beaker E containing pond water and fertilizer.
(ii) Fertilizers contain minerals which help the plants to grow.
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Why must a normal body temperature be maintained in order for chemical reactions to be continued at life sustaining rates
Answer:
If body temperature is too low, chemical reactions slow down. If body temperature is too high, chemical reactions speed up.
Explanation:
Which is why it is essential to have a normal body temperature in order chemical reactions to catalyze (continue).
14 Claims. Evidence Reasoning Explain why
it is valuable for some objects to be shown by
more than one kind of model. Provide evidence
to support your claim.
Describing objects through various models provide insight into their detailed structure (physical, chemical and molecular) as well as it supports its occurrence based on various theories.
What is a model in a study?Model is the representation of an object in a study. Model can be designed or explained scientifically. Model is based on the approach or hypothesis for a particular study.
Models can be constructed on the basis of various aspects such as physical, theoretical, mechanical, chemical, biological or symbolic. A model can be useful in describing the structure, properties or facts about the object. Model can also be used for comparing two objects.
Thus, models are an important element in the study of objects.
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The enzyme phosphorylase catalyzes the conversion of ___________ into ___________.
Answer:
glycogen; glucose-6-phosphate
What functional groups is this?
Answer:
hydroxyl group
Explanation:
In the absence of carbohydrate, ________ are produced from the incomplete breakdown of body fat.
In the absence of carbohydrates, ketones are produced from the incomplete breakdown of body fat.
The body produces a small number of ketones all the time but the quantity increases when the amount of carbohydrates increases or the amount of fatty acids increases.
These ketones act as a substitute supply of energy when the supply of carbohydrates is short. This happens during dieting and fasting when the glucose level gets lower in the body.
Ketones are made in the liver by the breakdown of fats. Fats are increased because the fat cell releases the fats due to low insulin and normal level of glucagon and epinephrine.
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The areas for speech are found in the _________ and __________ lobes. a. frontal . . . occipital b. temporal . . . frontal c. occipital . . . parietal d. frontal . . . parietal please select the best answer from the choices provided a b c d
The areas for speech are found in the frontal and temporal lobes.
The areas for speech are preferably found in the frontal and temporal lobes of our brain. Our brain is primarily responsible for all bodily functions. The brain has many parts like the medulla, cerebellum, and cerebrum. The cerebrum is the largest part of the brain and is the primary organ for speech. The cerebrum has two hemispheres which are divided into smaller regions called lobes. These include temporal, frontal, parietal, and occipital lobes.
The frontal lobe and the temporal lobes are primarily responsible for speech. They are located on the front and side of the brain above the ears. The frontal lobe is the largest of the four lobes and is responsible for many functions. Broca's area is a part of the frontal lobe which is responsible for turning your words and thoughts into verbal words. Another Wernicke's area is situated in the temporal lobes and is responsible for processing and understanding the languages and words of speech. Arcuate fasciculus is a band of nerves that connect the above two areas.
The areas of speech are Broca's area and Wernicke's area which are found in the frontal and temporal lobes respectively.
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Which disorders have a known chromosomal inheritance pattern? select all that apply.
A. down syndrome
B. turner syndrome
C. marfan syndrome
D. fragile x syndrome
E. edwards syndrome
The disorders which have a known chromosomal inheritance pattern include the following:
Down syndromeTurner syndrome.Fragile x syndrome.What is Chromosomal disorder?This is referred to any type of syndrome which is characterized by malfunctions in the body system as a result of the abnormal number of chromosomes present.
Down syndrome is characterized by three copies of chromosome 21 being produced.Turner syndrome affects only females and is characterized by the X chromosome being absent fully or partially. On the other hand, fragile x syndrome occurs as a result of a mutations in a gene on the X chromosome.
This is therefore the reason why options A, B and D were chosen as the most appropriate choice.
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Which situation does not result in files being permanently deleted from the recycle bin?
The answer to the question is You open the Recycle Bin and select files.
What is a Recycle Bin?A folder or directory in Windows called the Recycle Bin is where deleted objects are momentarily retained. The Recycle Bin receives deleted files instead of permanently erasing them from the hard disk, unless they are too huge. You can put the files in the Recycle Bin back if incase you want them back. When placed in the recycle bin, they cannot be used immediately.
Since Windows 95, all versions of Windows have included the Recycle Bin.
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A geriatric patient is prescribed 20.0 mg/day for alzheimer's disease. memantine pills are available in 5.00 mg/capsule . how many capsules should the patient be taking?
The patient should take 4 tablets of memantine a day.
Patients of old age are referred to as geriatric patients.
Alzheimer's disease is a nervous system disorder. Most people in their late middle age or old age have Alzheimer's disease. It is characterized by mood swinging, confusion, impaired thinking, memory loss, and personality change. It can be caused due neurological factors such as acetylcholine and noradrenaline, infections, family history, head injury, and brain chemical imbalance. Medications for Alzheimer's disease are - donepezil, galantine, memantine, and anti-depressants.
Medication prescribed to the patient for Alzheimer's disease = 20 mg/day
Composition of memantine pills = 5 mg /capsule
The number of tablets of meantime the patient should take in a day is,
[tex] = \frac{20}{5} [/tex]
[tex] = 4 \: tablets[/tex]
Therefore, the patient should take 4 tablets of memantine a day.
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Which test uses a vaginal fluid specimen to differentiate amniotic fluid from urine and other body fluids?
Fern test uses a vaginal fluid specimen to differentiate amniotic fluid from urine and other body fluids.
What is fern test?When a specimen is allowed to dry on a glass slide and then studied under a low-power microscope, the term "fern test" refers to the detection of a distinctive "fern like" pattern of vaginal secretions. In obstetrics, the fern test is most frequently used to show that amniotic fluid is present and is used to identify preterm premature rupture of membranes and/or the start of labor. Despite not being able to anticipate when ovulation would occur, it may also offer indirect proof of ovulation and fertility. Though the 'ferning' pattern of the amniotic fluid is different from that of cervical mucus, the sodium chloride level of the amniotic fluid released by the fetal kidneys may be a sign that a membrane rupture has taken place.Learn more about the amniotic fluid with the help of the given link:
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An organ or tissue may be better able to resist damage from hypoperfusion if the:_________
An organ or tissue may be better able to resist damage from hypoperfusion if the: body's temperature is considerably less than 98.6°F (37.0°C)
What is hypoperfusion?A word used to denote "a decreased amount of blood flow" is hypoperfusion. We can refer to ischemia that arises as "hypoperfusion" when there is insufficient blood flow. Low blood pressure, heart failure, or blood volume loss are some of the causes of hypoperfusion. Lightheadedness, dizziness, headaches, nausea, exhaustion, and shortness of breath are typical symptoms that are made worse by being upright and made better by lying down. Thromboemboli are encouraged to form by hypoperfusion. Severe occlusive lesions result in hypoperfusion, which alters the quantity and turbulence of blood flow and encourages the development of both white and red thrombi, which are the building blocks of emboli.Learn more about the hypoperfusion with the help of the given link:
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A mutation in the dna that changes the sequence of a codon but does not change the amino acid sequence of the protein describes a ____________.
A mutation in the dna that changes the sequence of a codon but does not change the amino acid sequence of the protein describes a Silent mutation.
What is Silent mutation?DNA changes known as silent mutations do not manifest themselves in the phenotypic of the organism. They represent a particular kind of neutral mutation. The terms silent mutation and synonymous mutation are sometimes used interchangeably; nevertheless, neither synonymous mutations nor quiet mutations are always the same. As a result of the nucleotide change not altering the amino acid being translated, approximately 99.8% of genes that have mutations are regarded as silent. The Multi-Drug Resistance Gene 1 is one mutation that disproves the theory that quiet mutations do not affect phenotypic outcome.An example is the shift from AAA to AAG, which codes for the amino acid lysine (which also codes for Lys).
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He portion of the membrane that faces the lumen is called the ________ membrane.
The portion of the membrane that faces the lumen is called the apical membrane.
Membrane is the lipid bilayer that surrounds the cell on its outer surface. The membrane serves various functions like: protection, cell shape and integrity and regulate the traffic of molecules across the membrane. It is semi-permeable in nature.
Lumen is the hollow portion present inside any organ or tube like the artery or intestine. It is a Latin word that means 'an opening'. The lumen of different organs served various purposes. However, the major function is the transport of substances like air, nutrients, waste materials, immune cells, hormones, etc.
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What specifically separates during meiosis ii?
a) homologous chromosomes
b) sister chromatids
c) the cytoplasm
d) the genome
The correct option is (b) sister chromatids
sister chromatids separates during meiosis II.
What phases of meiosis are there?Meiosis occurs in two divisions and goes through the same phases as mitosis (prophase, metaphase, anaphase, telophase). Meiosis is preceded by the interphase, in which DNA is duplicated to produce chromosomes composed of two sister chromatids. A second growth phase known as interkinesis, which can occur between meiosis I and II, does not include DNA replication.
1. Meiosis
During the first meiotic division, a reduction division (diploid haploid) separates homologous chromosomes.
P-I: The nuclear membrane dissolves, chromosomes condense, and crossing over occur. Homologous chromosomes also form bivalents.
M-I: Spindle fibers from opposing centrosomes align bivalents (at centromeres) along the cellular center.
Bivalent homologous chromosomes are compressed and separated by spindle fibers as they move to the opposite poles of the cell.
T-I: Chromosomes loosen up and the cell divides (through cytokinesis) to form two haploid daughter cells.
2. Meiosis
Sister chromatids are separated by the second division (these chromatids may not be identical due to crossing over in prophase I)
Centrosomes move to their opposite poles, the nuclear membrane breaks down, and the chromosomes condense in P-II (perpendicular to before)
M-II: At the centromere, spindle fibers from opposing centrosomes connect to the chromosomes to align them along the cell equator.
Sister chromatids are divided by constricting spindle fibers, and the chromatids—now known as chromosomes—move to the opposite poles.
T-II: Chromosomes decondense, the nuclear membrane recovers, and four haploid daughter cells are produced during cell division (cytokinesis).
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#1: What is the relationship between the mass of prey, kill of pray, and the total energy available per kill
#2: Explain why you think this relationship exist
The relationship that between the mass of prey, kill of prey, and the total energy available per kill is that their value decreases along the way to the predator.
What are predator-prey relationships?Predator-prey relationships are food relationships that exists between two organisms where one organisms kills and eats another for food.
An example of a predator-prey relationship is the relationship between the lion and the zebra.
In a predator-prey relationship;
the predator is the organism which kills and eats another organism for foodthe prey is the organism which is killed for foodthe number of prey exceeds the predatorthe energy obtained by the predator by killing the prey is less than the total energy available from the preyIn conclusion, a predator-prey relationship exists when one organisms kills and eats another for food.
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Semen is made up of a mixture of secretions from all of the following except? a) prostate gland b) bulbourethral glands c) testes d) seminal vesicles
Bulbourethral gland is not part of the secretions that made up the semen.
At the start of the internal section of the male reproductive organ, beneath the prostate gland, is the bulgurethral gland, also known as Cowper's gland. The bulbourethral glands have ducts that drain into the urethra, the tube through which both urine and semen enter. One of the tasks of the gland is to add fluid to semen during the process of ejaculation. They are made up of a network of tiny tubes, or tubules, and between the tubules are sac-like structures made of elastic and muscular fibers that provide the glands their structural support. Mucus, a viscous protein complex, is contained in droplets within the cells of the tubules and sacs. The clear, viscous fluid secreted by these glands serves as a lubricant, a flushing agent that cleans the urethra before to the ejaculation of the semen, and it may also aid to make the semen less watery and offer a proper living habitat for the sperm. The bulbourethral gland serves as a support system for the semen, as seen by the functions listed above.
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What kind of fat wreaks havoc on your metabolic processes and puts you on the path to disease?
Visceral fat that wreaks havoc on your metabolic processes and puts you on the path to disease. It wraps around your abdominal organs deep inside your body.
A healthful quantity of visceral fats withinside the common individual is round 10%. A lady with a waist dimension of extra than 35 inches and a person who has a waist larger than forty inches are in all likelihood to have extra visceral fats. Regular cardio exercising is a extremely good manner to shed visceral fats. It's usually called cardio, and it burns a variety of calories.
In fact, many research have proven that cardio exercising will let you lose visceral fats, even with out dieting.visceral fats appears to be bad diet, especially one it's excessive in brought sugar and easy carbohydrates . That ends in weight benefit it's frequently tough to lose, especially with inside the belly area.
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After three months of training, during which he was able to lift increasingly heavier weights, abe’s arm and chest muscles became much larger. What happened to the fibers in these muscles?.
After three months of training, Abe's arms and chest muscles grew significantly as a result of muscle hypertrophy, which is a process that is stimulated by lifting heavier weights and results in an increase in the size of the muscles.
The term "muscular hypertrophy" refers to an increase in muscle mass. Usually, this results in an increase in strength and mass of muscles. Muscle hypertrophy is often the outcome of strength training, which is why weight lifting is frequently related.
Abe has been training for three months and has been able to lift increasingly greater weights to enhance his muscular mass through sarcoplasmic and myofibrillar hypertrophy.
During weightlifting, his muscles work against resistance that grows stronger over time. This strains the muscles and damages the fibers, which the body repairs.
When muscles are continually stressed in this way, they adapt by growing in size and strength. As a result, Abe was able to improve muscle growth by focusing on strength training.
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Whenever one turns the pages of a book, uses a pen to take notes, or raises one's hand, one's actions are made possible by the _____ nervous system.
Whenever you turn the pages of a book, use your pen to take notes, or raise your hand, you know that this is possible due to your somatic nervous system
What is Somatic nervous system ?The peripheral nervous system, which permeates practically every portion of your body, is divided into the somatic nervous system. This system's nerves transmit data from your senses to your brain. They also transmit orders from your brain to your muscles, allowing you to move.
The sensory-somatic nervous system is made up of the cranial and spinal nerves, and the autonomic nervous system, which connects the central nervous system (CNS) to the internal organs, is made up of sensory and motor neurons.The somatic nervous system regulates voluntary movements, sends and receives sensory information, and participates in reflex actions independently of the central nervous system (CNS), allowing for extremely rapid reflex occurrence. Additionally, they have a track record of accurately predicting crucial life outcomes like education and health.Learn more about Somatic nervous system here:
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During an action potential, the largest increase in sodium permeability occurs at the peak of the action potential waveform.
a. true
b. false
During an action potential, the largest increase in sodium permeability occurs at the peak of the action potential waveform is false.
So, the correct option is (b).
Potassium ions will flow down their concentration gradient, or towards the exterior of the cell, because the membrane is permeable to them. Although the membrane is not permeable to sodium, there is a concentration gradient that favours sodium diffusion in the opposite direction. The action potential is also referred to as a "spike" or a "impulse" by neuroscientists. A depolarizing current causes an explosion of electrical activity known as the action potential.Only recordings with input resistance greater than 5 G were utilised to ensure the correctness of the waveforms captured. Using the pCLAMP6 programme, waveforms were captured and later played back as voltage clamp instructions in other cells.To learn more about waveforms.
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Which widely-accepted set of ideas claims that all living things are made of very similar simple units with very similar characteristics?
All biological organisms are composed of extremely similar, basic units with very similar properties, according to the generally recognized cell theory.
What theory suggests all living things are made?
Theodor Schwann put forth the classical cell theory in 1839. This theory consists of three components. According to the first section, cells make up all organisms. Cells are the fundamental building blocks of life, according to the second portion.
Since the creation of the classical cell theory, technological advancements have made it possible to make more precise observations, which have resulted in fresh understandings of cells.
The modern cell theory was created as a result of these discoveries, and it has three main additions: first, that DNA is transferred between cells during cell division; second, that cells in all organisms belonging to the same species are largely similar in terms of their structural and chemical makeup; and third, that energy flow occurs within cells.
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help me right a claim evidence reasoning (CER) ?
Answer:
from my opinion na ......
With which body system does the respiratory system work to regulate the ph of body fluids?
The respiratory system interacts with the circulatory system to deliver this oxygen and eliminate metabolic waste. Additionally, it aids in controlling blood pH.
What is the circulatory system of the body?To obtain oxygen into the blood, the circulatory system (cardiovascular system) pumps blood from the heart to the lungs.Blood arteries in the circulatory system move blood away from and toward the heart. The remainder of the body receives oxygenated blood from the heart via arteries. Oxygen-depleted blood is returned to the heart by veins to restart circulation.The importance of the circulatory system.The circulatory system removes wastes from the body and provides nutrition and oxygen to cells.Different sides of the heart pump both oxygenated and deoxygenated blood. Arteries, capillaries, and veins are the different types of blood vessels.learn more about circulatory system here
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Each peak in the waveform corresponds to a different _______.
Each peak in the waveform corresponds to a different Length fragment into reaction.
What does a waveform mean?Alternating current (AC) waveforms show how AC changes over time. The sine wave, which gets its name from how the current or voltage varies with the sine of the passing time, is the most well-known type of AC waveform.
What waveform is the output?A sinusoidal input at the terminal for non-inverting input. the input terminal for the inverting device's ground voltage. As far as we are aware, the sinusoidal signal is positive for one half cycle and negative for the next. The output will fluctuate between + Vcc and -Vcc. Consequently, a square wave will be the result.
What are the three types of waveforms?Independent output terminals simultaneously provide access to the sinusoidal, triangular, and square waveform outputs.
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Glycolysis is the conversion of glucose to pyruvate. is this a catabolic process or an anabolic process?
Catabolic process
Glycolysis, the conversion of glucose to pyruvate is a catabolic process.
ATP is frequently produced as a result of catabolic processes, which relate to the breakdown of bigger molecules into smaller ones. Catabolism is the process of glycolysis. A molecule of glucose is converted into two molecules of pyruvate and two molecules of ATP during the process of glycolysis.What does a catabolic response mean?Large, complex organic molecules are broken down into smaller, simpler ones during catabolic reactions, which also result in the release of energy. Anabolism, the other type of metabolic reaction, uses an energy input to construct complex organic molecules out of smaller parts.What's an illustration of catabolism?Catabolism happens as you are breaking down food. For instance, a piece of bread is broken down into simple components your body may absorb, such as glucose, through this process (blood sugar).
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