Answer:
whats the answer
Explanation:
An Object at Rest video and explain
how it relates to the rock cycle and provide examples
Answer:
Explanation:
XD
what is the order of the distances of the terrestrial planets from the sun, from farthest to closest?
Answer:
The order of planets from closest to farthest from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune.
The atrioventricular valve consist of which of the following?
Answer:
posting my fren. D all
Explanation:
what is metabolism meaning
Explanation:
metabolism refers to the body's chemical reactions that produce energy needed for the body to function.
which type of transport would be required for the solute molecules to move against the concetration gradient?
Answer:
Active Transport
Explanation:
active transport
During active transport, substances move against the concentration gradient, from an area of low concentration to an area of high concentration. This process is “active” because it requires the use of energy (usually in the form of ATP). It is the opposite of passive transport.
I need to connect each monomer to its polymer
A student observes a reaction with an enzyme in a beaker. If nothing is removed from the beaker containing the reaction, what is the only thing the student must add to start the reaction again?
A.acids
B.enzymes
C.products
D.substrates
Answer:
90% Products, 10% Acids
Explanation:
enzymes are not consumed in a reaction. they remain mixed with reactants. if all products have reacted in the reaction and there's nothing left, the answer is products.
But acids promote chemical reactions at certain incidents. especially if it's an essential compound to the reaction.
Ex-: Sucrose is hydrolysed to Fructose and glucose by heating with an acid. but using sucrase, the same can be done.
Which process must occur for a muscle to be able to relax?
A. A nerve must initiate an action potential in the muscle fiber.
B. The amount of ATP in the neuromuscular junction must increase.
C. The concentration of calcium in the myofibril must decrease.
D. Myosin and actin must attach to each other.
Answer: C. The concentration of calcium in the myofibril must decrease.
I hope this helps.
Answer:
c
Explanation:
Relaxation occurs when stimulation of the nerve stops. Calcium is then pumped back into the sarcoplasmic reticulum breaking the link between actin and myosin. Actin and myosin return to their unbound state causing the muscle to relax.
Aquifers are ___ . A. Structures used to transport water from city to city
Answer:
Ground water
Explanation:
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(ii) Describe an experiment he could carry out to show that auxin causes bending of a
shoot.
Answer:
Illumination results auxin moving to the dark side of stem tips. As this auxin diffuses down the dark side of the stem, the cells respond by enlarging. This causes the plant to bend toward the light.
what enzyme catalyzes the conversion of fructose-6-phosphate to fructose-1,6-bisphosphate?
which type of organelle is primarily involved in the synthesis of oils, phospholipids, and steroids?
Answer:
mitochondrion
Explanation:
its because respiration takes place here where food is broken down to small particles
HELP PLS DUE IN LIKE 2 HOURS (PICTURE ATTACHED)
after the four steps of cellular respiration, where is most of the energy stored?
Answer:
on the inner membranes of the mitochondria
Explanation:
instead of all the energy being released at once and that energy is used to form ATP
An ecologist in Costa Rica wanted to determine the PGR for the country in 2018, and collected all of the data necessary to calculate the rate. She concluded that there were 34,560 births and 2,310 deaths within their population of 100,000. There were also 478 immigrants and 126 emigrants that year. What was the population growth rate for Costa Rica?
The population growht rate is 32.602 % per year. Population growth can be calculated as = (births + immigrants) - (deaths + emigrants).
In this case, population growth is equal to = (34,560 births + 478 immigrants) - (2,310 deaths + 126 emigrants) = 32,602 new individuals per year
Total (original) population: 100,000 _____ 100%
32,602 _____ X
In consequence, the population growth rate per year can be estimated by the following equation:
X = (32,602 x 100)/ 100,000 = 32.602 %
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A certain sugar has no change in color when tested with Benedict’s solution. Can you tell what type of sugar it is? Explain.
Answer:
a certain sugar has no change in color when tested with benedict solution. can you tell which saccharide it is? no because it could be poly or disaccharide. what is the chemical formula for a polysaccharide molecule that contains 4 glucose molecules?
Sucrose
Sucrose (table sugar) contains two sugars (fructose and glucose) joined by their glycosidic bond in such a way as to prevent the glucose undergoing isomerization to an aldehyde, or fructose to alpha-hydroxy-ketone form. Sucrose is thus a non-reducing sugar which does not react with Benedict's reagent.
Explanation:
Sugars which give no color in Benedicts test are non-reducing sugars. Sucrose, a non reducing sugar does not undergo a color change in Benedict's test.
What is Benedict's solution?Benedict's solution is a chemical reagent containing copper sulphate pentahydrate and mixtures of sodium carbonate and sodium citrate. It is used to test the presence of reducing sugars.
A positive Benedicts test gives color change of blue to brick red precipitate whereas, non-reducing sugars does not give a positive result.
Sucrose contain fructose and glucose, they do not reduces the copper ion in Benedict's solution because there are no free aldehydes or ketones in sucrose.
Thus, sucrose does not reduce and will not give a color change in Benedict's test.
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identify the ways in which the anterior pituitary differs from the posterior pituitary. check all that apply.
Answer:
happy estoy feliz ahausushhywhwjijgybhoon
……..Help…………please……..thanks
jenn is studying a population of fish found in a pound
Answer:
yes
Explanation:
how do you get fish to put in the pound and what is she studying them for?
List the following events in the order they occur: _____ a. The motor end plate is depolarized. _____ by. The sarcomeres contract. _____ c. Acetyl choline is released from the axon terminal into the synaptic cleft. _____ d. The depolarization triggers an action potential which propagates along the sarcolemma and the T tubules. _____ e. An action potential arrives at the axon terminal
The answer is what follows:
-An action potential arrives at the axon terminal.
-Acetyl choline is released from the axon terminal into the synaptic cleft.
-The motor end plate is depolarized.
-The depolarized triggers an action potential with propagates along the sarcolemma and the T tubules.
-The sarcomeres contract.
Bio Trad Bench 1 Jackson MS 2021-2022
Section 1
2 of 302 of 30 Items
Item 2
A scientist performs an experiment where part of a viral sample is placed in a nutrient solution with bacteria and the other part in a nutrient solution without bacteria. Over the next two days, each solution is analyzed every two hours to measure the total amount of viral DNA.
Does the data support that the virus is a living thing?
Yes. The total amount of viral DNA increases or stays the same in both samples.
Yes. The total amount of viral DNA increases or stays the same in both samples.
Yes. The total amount of viral DNA increases when there is a source of nutrients.
Yes. The total amount of viral DNA increases when there is a source of nutrients.
No. The total amount of viral DNA with bacteria never shows a decrease in concentration.
No. The total amount of viral DNA with bacteria never shows a decrease in concentration.
No. The total amount of viral DNA only increases in the presence of another living thing.
No. The total amount of viral DNA only increases in the presence of another living thing.
a biologist studies an ecosystem and finds that it has very few trophic levels. What can you conclude about this ecosystem?
To keep studying and be successful.
Answer:
You need to study because...
Explanation:
If you don't study you will fail, and if you fail you will not get a job, and if you don't get a job you will not make money, and if you don't make money you can't buy food and water, and if you can buy food and water you will startve, and if you starve you will d ie. Therefore, Study in school.
where does the citric acid cycle take place in a eukaryotic cell?
Answer:
Within the mitochondrion
Explain:
the citric acid cycle occurs in the mitochondrial matrix, and oxidative metabolism occurs at the internal folded mitochondrial membranes
Construct an explanation for that carbon hydrates are considered as a source of energy for the human body. Justify your answer with an evidence with your own words.
Please help out I’ll mark as brainlist
Explanation: Carbohydrates are mainly composed of Oxygen, Carbon and Hydrogen. the most popular carbohydrate that is compatible with the human body is glucose which is the final result of every Carb we take in. a glucose molecule has 6 carbon atoms. during glycolysis, a single glucose molecule is broken down into two pyruvate molecules. in there, the first couple of ATP is synthesized. at later steps of the cycle, more ATP molecules are reduced.
Describe the genetic components of the genetic material containing two variants of each chromosome pair, one from each parent. Give an example of the inputs and outputs of mitosis.
Answer:
Human cells contain two sets of chromosomes, one set inherited from each parent. Each cell normally contains 23 pairs of chromosomes, which consist of 22 autosomes (numbered 1 through 22) and one pair of sex chromosomes (XX or XY). However, sperm and ova normally contain half as much genetic material: only one copy of each chromosome. Each chromosome contains many genes, the basic physical and functional units of heredity.
Explanation:
What is a snake that eats a mouse an example of?
predation
competition
mutualism
parasitism
Answer:
Predation
Explanation:
A snake that eats a mouse an example of predation.
A snake that eats a mouse is an example of predation. Predation is an ecological interaction where one organism (the predator) kills and eats another organism (the prey). Hence option A is correct.
What is predation?Predation is an ecological interaction between two organisms in which one organism (the predator) hunts, kills, and eats another organism (the prey). It is a form of consumption where the predator obtains nutrients and energy from the prey, while the prey is typically harmed or killed in the process.
In this case, the snake is the predator and the mouse is the prey. Predation is a natural and common interaction in many ecosystems, and it can have significant effects on population dynamics and community structure.
It can help regulate prey populations, prevent overgrazing, and promote species diversity.
Predators have evolved various adaptations to catch and kill their prey, while prey has evolved various defenses to avoid being eaten, such as camouflage, warning coloration, and physical or behavioral defenses.
Hence option A Predation is correct.
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Which example best describes the term carrying capacity?
O A. The maximum prairie dog population size that an area can sustain
over time
O B. The maximum number of young prairie dogs that a population can
care for over time
O C. The amount of space available for prairie dogs in a given area
O D. The amount of food and water available for prairie dogs in a given
area
Answer:
A the maximum prairie dog population an area can hold over time
Explanation:
the cell wall of plants is composed of what material
Cellulose is the answer
Answer:
cellulose! :)
identify where Specialised cells are found,the job and the adaptation of:
Nerve cell
Sperm cell
Red blood cell
Egg cell
Explanation:
i hope the link above will be helpful
