The Gene flow is restricted when a small population of sawflies that was once connected to a larger population becomes isolated.
What is gene flow?
The movement of genes into or out of a population is referred to as gene flow. Such movement may result from the movement of gametes or from the migration of specific organisms that reproduce in their new populations (e.g., as a consequence of pollen transfer among plants). Gene flow causes genetic homogeneity among demes in a metapopulation in the absence of natural selection and genetic drift.
As now the sawflies are isolated hence there will be no free movement of individuals hence there will be no gene flow.
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The antibiotic erythromycin binds with the 50s portion of a ribosome. what effect does this have on a) a prokaryotic cell b) a eukaryotic cell?
Erythromycin inhibits the translation in Prokaryotes (Bacteria) but does not affect the Eukaryotes.
Near the location where chloramphenicol binds to the 50S ribosomal subunit of bacteria, erythromycin binds. It stops peptidyl-tRNA from moving from site A to site P in the ribosome.
Erythromycin- A topical macrolide antibiotic having broad-spectrum antibacterial action. The 50S component of the bacterial ribosome is reversibly bound by erythromycin, which diffuses across the membrane of the bacterial cell results in bacterial protein inhibition.
Translation- The method by which a cell uses the genetic data conveyed in messenger RNA to produce proteins (mRNA). The information included in the mRNA, which is created by replicating DNA, instructs the cell on how to assemble proteins from amino acids.
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If a bacterial isolate shows intermediate to moderate resistance to an antibiotic, how might this drug still be successfully used in the treatment of this microbe?
Answer:
Bacteria have become resistant to several antibiotics due to the extended usage of antibiotics. It could show moderate, severe, or intermediate tolerance. This resistance gives microorganisms a way to defend themselves from the antibiotic. Such antibiotics operate as stresses rather than being able to stop bacterial development or destroy it. The use of such antibiotic medications is changed in quantity or changed according to intensity to provide beneficial outcomes. The use of antibiotics for bacteria may be raised in dose in cases of medium to severe resistance manifestation to suppress bacterial activity and battle bacterial resistance. Additionally, for optimal outcomes, the antibiotic might be used with other medications.
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What 3 things can be found in a scientific argument? in geology on mars
PLEASE HELP I NEED TO SUBMIT SOON
Answer: composition, structure, history, and physical processes that shape the planet
either one of those
The germination process of an endospore into a vegetative cell involves core enzymes becoming active due to increased water levels resulting in the ________ stage
The germination process of an endospore into a vegetative cell involves core enzymes becoming active due to increased water levels resulting in the outgrowth stage.
What three stages of seed germination are there?The germination process is divided into three main phases. These include drinking more water, having a higher metabolic rate, and having cells expand. The imbibition (absorption) of water by the seed marks the beginning of germination. Most dormant seeds contain between 5 and 10 percent moisture.What is the germination process for spores?When the events that cause the loss of spore-specific characteristics are referred to as spore germination, the process is essentially biophysical. The necessary machinery is already there in the mature dormant spore because it doesn't require any new macromolecular synthesis.To learn more about germination visit:
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At fuyan cave in southern china, paleoanthropologists found 47 adult teeth associated with cave formations dated to between 120,000 and 80,000 years ago. fuyan cave is most likely the?
Fuyan cave is most likely the oldest-known modern human site in China.
Fuyan caves are limestone caves present in Hunan Province of Southern China. These caves came to fame due to the discovery of modern humans. The discovered teeth were thought oldest modern humans, which were discovered at site other than Africa. Additional proof of the facts associated with discovery was presence of cavities in those teeth.
To find the age of those teeth, the stagalamites present above the regions of discovery of teeth were dated. The results indicated them to be 80,000 years old, confirming the age of teeth to be same. Though humans discovered this cave in 1984, but, the excavation was performed in the year 2011. It was also excavated in year 2013.
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HELP ASP I WILL GIVE BRAINLEST AND 20 points
Answer:
The answer is option 1, the nucleus
Proton, neutrons, and electrons are what the nucleus is made up of, but it wants to know what that is called, meaning the answer would be nucleus,
Explanation:
Can I have brainliest? It would help me out, if not thanks anyways! Hope this helped and have a nice day!
The large differences observed in genomic size among eukaryotes correspond primarily to differences in?
Answer:
The large differences observed in genomic size among eukaryotes correspond primarily to differences in the amount of noncoding DNA
Explanation:
The whole collection of DNA and genetic information found in a given organism or cell makes up that organism's genome. For the majority of the time, when we think of genes, we consider those that produce proteins or those that are translated to mRNAs and then converted into proteins. But, genomes include much more than simply those that produce proteins. There is big difference in size and content of prokaryotic and eukaryotes. One mRNA generates one protein inside a eukaryotic gene in some kind of a biochemical or signaling pathway; operon organization is not present. A eukaryotic gene's numerous exons can really be cleaved in various ways to produce several mRNAs & proteins from just a single gene.
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The ____________ signals mesoderm surrounding it to develop into muscle and connective tissue.
spinal cord enable the body to have stamina to be able to do task
Explanation:
spinal cord enable the body to have stamina to be able to do task
how is ethics and politics related to environmental policy
Multiple lines of evidence indicate that complex multicellularity evolved at least six different times. which of the superkingdoms includes organisms that exhibit complex multicellularity?
Opisthokonta, Archaeplastida, Stramenopila from the superkingdoms includes organisms that exhibit complex multicellularity.
Complex multicellularity appeared comparatively late in life's history, in the Ediacaran Period, more than three billion years after microbial life began to diversify. Plants, animals, and macroscopic fungus form terrestrial landscapes, while creatures and seaweeds animate the water. Complex multicellularity is the most sophisticated degree of biological structure and has only occurred a few times in metazoans, green plants, brown and red algae, and fungus. Opisthokonta, Archaeplastida, and Stramenopila are the superkingdoms with creatures that display complex multicellularity. Opisthokonts are eukaryotic groupings that comprise amoebae, fungi, and mammals. The photoautotrophic red algae, green algae, land plants, and the small group glaucophytes comprise the Archaeplastida, a large group of eukaryotes. Stramenopiles are eukaryotes categorized as protists because they are not fungi, animals, or plants.
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Can the nucleus be seen in the whole mount of the fern cells in the microscope slide?
No, the nucleus cannot be seen in the whole mount of the fern cells in the microscope slide.
What is nucleus?The nucleus is an organelle in cell biology that is membrane-bound and is present in eukaryotic cells. Eukaryotes typically have a single nucleus, but some cell types, like mammalian red blood cells, don't have any, and some others, like osteoclasts, have numerous nuclei. The nuclear envelope, a double membrane enclosing the entire organelle and separating its contents from the cellular cytoplasm, and the nuclear matrix, a network within the nucleus that adds mechanical support, much like the cytoskeleton supports the cell as a whole, are the two main components of the nucleus.
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What is the phenotypic ratio of the offspring?
Answer:
The phenotypic ratio is the distribution pattern (expressed as a ratio) of the physical characteristics in the offspring obtained after a genetic cross.
HOPE IT'S HELPS YOUPlease please help ASAP
a.The rate of photosynthesis can be measured as the volume of oxygen released by a
plant per minute. The number of bubbles of gas released per minute from waterweed is
counted.
The rate of photosynthesis can be measured as the volume of oxygen released by a plant per minute. The number of bubbles of gas released per minute from waterweed is counted. In this experiment the solution used is sodium.
what are the factors affecting photosynthesis ?The process by which autotrophic plant convert light energy into chemical energy, prepare glucose as the food, water and carbon dioxide are the major source and stored as a sugar molecule.
Photosynthesis occur in chloroplasts of leaf surface of the plant which contain the pigments like chlorophyll a, chlorophyll b, carotene and xanthophyll which use sunlight and synthesize nutrients.
several factors influence photosynthesis like increase in light intensity , Higher concentration of carbon dioxide
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Which cell, at the end of the arrow, is present in many connective tissues and can differentiate into different types of cells?
Answer:
primary cells are not always present but people make use of secondary cells
Explanation:
primary cells are not always present but people make use of secondary cells
PLEASE HELP
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.
I think 1, 2, and 3 were already answered so I'm going to answered the other ones.
3i. The results of this experiment to development a plant which is NPK. So it results of the fertilizers needing a plant development of nitrogen, phosphorous, and potassium.
3ii. Fertilizers contain "minerals." Minerals are responsible for growth and development of a plant. They also contain nitrogen, phosphorous, and potassium. Nitrogen - Main component of chlorophyll, Enzymes. Phosphorous - Vital component of ATP. Potassium - Important for enzyme activation and transport of water.
describe the advancement of cell technology by describing what scientists are currently working on (with regards to cells and medicine)
Answer:
science are still working on so many levels of institution like medical aspect
Explanation:
science are still working on so many levels of institution like cells and medicine
research has not been ended on finding cure to most in curable disease like;
1. cancer :oestosarcoma
2. virus
The supergroup archaeplastida includes land plants and other photosynthesizers, such as ____________ , which include the chlorophytes and charophytes, and ____________ .
Green algae, Red algae
The supergroup archaeplastida includes land plants and other photosynthesizers, such as Green algae , which include the chlorophytes and charophytes, and Red algae.
The green algae have yellow and green pigments that are employed in photosynthesis.These green algae can have one cell or several.The group thought to be most connected to land plants is the charophytes.The charophytes, which include Spirogyra, have a filamentous structure.Chlamydomonas and Volvox are examples of chlorophytes.The multicellular red algae have blue and red accessory pigments, which enable them to perform photosynthesis even in deep seas.What qualities make up an archaeplastida?Nearly all of the primary algae (i.e., with plastids of primary endosymbiotic origin) belong to the group called Archaeplastida ('ancient plastids,' and the vast majority of living species in this collection are photosynthetic).To learn more about archaeplastida visit:
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The accumulation of organic molecules in the early oceans formed a medium known as the:_________-
probiotic soup
The accumulation of organic molecules in the early oceans formed a medium known as the probiotic soup.
How did organic molecules come to be present?Most likely, the earliest organic molecules were relatively basic carbon-based compounds with few atoms. These molecules then merged to create more complex molecules by joining forces with other simple molecules. More complex and stable molecules created over many years and most likely trillions of trillions of chemical events.Which organic compounds could have been created on the early Earth?In other words, more complex organic compounds like amino acids, sugars, fatty acids, and nitrogen bases—the building blocks of modern life—were created as a result of the spontaneous interaction of molecules that were already present in the early earth's atmosphere.To learn more about organic molecules in early oceans visit:
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A strategy used by all microbes to help prevent denaturation of proteins during heat shock is:_______
A strategy used by all microbes to help prevent denaturation of proteins during heat shock is chaperone proteins.
What are microbes ?
Microbes are creatures that are too small to be seen without a microscope, such as bacteria, archaea, and single cell eukaryotes, which are nucleated cells like amoebas or parameciums. At times, we also refer to viruses as microorganisms.
In molecular biology, molecular chaperones are proteins that help big proteins or macromolecular protein complexes fold or unfold conformationally. There are different groups of molecular chaperones, all of which have the same purpose: to help big proteins fold properly during or after synthesis as well as following partial denaturation. Protein translocation for proteolysis involves chaperones as well.
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They have a daughter who is a dwarf with normal color vision. what is the probability that she is heterozygous for both genes?
The probability that the daughter is a heterozygote for both genes is 1.0
What is achondroplasia dwarfism?
The fibroblast growth factor receptor is a protein in the body that is impacted by the genetic disorder achondroplasia. This protein starts to behave incorrectly in a condition called achondroplasia, which slows the formation of bone in the growth plate cartilage.
As achondroplasia dwarfism is an autosomal dominant disorder it will be passed on to the daughter.
What is red-green color blindness?
The most prevalent form of color blindness is red-green color blindness. This disorder, also known as deuteranopia, is most likely a congenital one. In this, the person is unable to distinguish between red and green colors.
As this disease is X-linked and the mother is affected hence it will be transmitted to her daughter.
Hence, the daughter will carry the genes for both diseases and thus will be heterozygote.
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In general, the higher the intensity of exercise, the greater the contribution of:______
In general, the higher the intensity of exercise, the greater the contribution of anaerobic energy production/ fast glycolysis and is denoted as option B.
What is Exercise?This is referred to as a type of physical activity which helps to keep the body fit and improves the general well being of individuals.
Anaerobic glycolysis is also referred to as fast glycolysis and occurs during short intense exercises. During this process, glucose is transformed into to lactate when there are limited amounts of oxygen present in the cells.
There is no adequate energy produced in this process unlike in aerobic glycolysis which has sufficient amount of oxygen and the exercises are less intense.
This is therefore the reason why option B was chosen as the most appropriate choice.
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The options are:
a. aerobic energy production/slow glycolysis
b. anaerobc energy production/ fast glycolysis
c. the Kreb cycle to the production of ATP
d. the electron transport chain to produce ATP
If a stimulus is presented repeatedly, followed by no other stimulus, the animal will gradually stop responding. this is known as ____.
The animal will eventually stop responding if the same stimulus is repeatedly provided without being followed by another stimulus. This is known as habituation.
Describe the habituation process:Habituation is a psychological learning process whereby a stimulus's ability to elicit a response decreases over time. According to this theory, a person or an animal might learn to disregard.
What is an example of a habituation?For example, a new sound could first attract your attention or perhaps distract you from what is going on around you. Your response will decrease as you grow accustomed to this sound and give it less attention. Due to repeated exposure, this decreased response is a stimulus that has become habit-forming.
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Which finding is associated with thyroid storm?
a. tremors
b. hypothermia
c. bradycardia
d. fatigue
Hypothermia is associated with thyroid storm.
What is a thyroid storm and what causes it?Thyrotoxic crisis, often known as a thyroid storm, is an uncommon but potentially fatal illness in which your thyroid abruptly generates and releases massive amounts of thyroid hormone. Usually, a sudden incident or disease, such surgery or an infection, is what triggers it.
What happens during a thyroid storm?Untreated or inadequately treated hyperthyroidism is a risk factor for thyroid storm, a potentially fatal medical illness. Heart rate, blood pressure, and body temperature can all reach dangerously high levels while experiencing a thyroid storm. Thyroid storm frequently results in death without immediate, vigorous treatment.
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How many charged groups do all isolated amino acids have at physiological ph?
a. more than 1
b. more than 2
c. not all amino acids are charged
The charged groups all isolated amino acids have at physiological ph are option(a) i.e, more than 1.
Organic substances known as amino acids have both amino and carboxylic acid functional groups. Although there are hundreds of different amino acids in nature, proteins, which are made up of alpha-amino acids, are by far the most common. In the genetic code, only 22 alpha amino acids are present. Isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, valine, cysteine, tyrosine, histidine, and arginine are the 12 amino acids in question.
The body needs amino acids for a variety of processes, such as protein synthesis, tissue repair, and nutrition absorption. Some may also enhance post-operative recovery, improve mood, sleep, and athletic performance, as well as prevent muscle loss.
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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?.
Muscle Hypertrophy is what causes the muscle to grow.
To follow Hypertrophy 'Muscle under Stress' is an important component while working out. It is directly proportional to the growth of muscles. These are three mechanisms for muscle growth.
Muscle Stress: In order to grow muscle, it should be kept under a lot of tension using weights and the tension should be more than the body is adapted to. This is a concept of Progressive Overloading your muscle.Muscle Damage: After working out, Muscle Fibres get torn up. This local muscle damage causes a release of inflammatory molecules and immune system cells that activate satellite cells to jump into action.Metabolic Stress: It causes the cells around the muscle to swell. This is from the addition of muscle glycogen which helps muscle and the connective tissue to get swollen up. It is often referred to as 'PUMP'.After Working out, due to tears in muscle fibers, the protein-synthesizing rate should be high which is absorbed by the muscle and causes to muscle fiber repair and grow.
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The area of the brain stem that is important in controlling breathing is the:_______
a. suprachiasmatic nucleus
b. cerebellum
c. limbic system
d. medullae. hippocampus
The area of the brain stem that is important in controlling breathing is the Medulla. Thus, the correct option for this question is D.
What is Medulla?The Medulla may be defined as the innermost part of the brain that connects the brain to the spinal cord. It also supports in controlling vital processes like your heartbeat, breathing, blood pressure, etc.
Though the medulla connects the spinal cord to the brain, it is essential for survival. The other functions of this brain part significantly include the regulation of many bodily activities like heart rhythm, breathing, blood flow, and oxygen and carbon dioxide levels.
Therefore, the medulla is the area of the brain stem that is important in controlling breathing. Thus, the correct option for this question is D.
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What do gymnosperms and angiosperms have in common?
a. seeds
b. flowers
c. spores
d. none of the other answer options are correct
The nutrition facts panel on a box of crackers indicates that one serving provides 140 calories, with 55 calories coming from fat. calculate the percentage of calories from fat in this product.
The nutrition facts panel on a box of crackers indicates that one serving provides 140 calories, with 55 calories coming from fat which leads to the percentage of 39%.
The formula to calculate the percentage of fat is,
[tex]\frac{55}{140}[/tex] x 100 = 39%Calories- A calorie is a unit of measurement for the amount of energy included in food; more precisely, it is the amount of heat required to elevate one kilogram or one gram of water by one degree Celsius. Five calories are required to raise a kg of water by one degree Celsius, as an instance of a calorie.
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Which of the following lists the three biomes that tend to have the greatest amount of rainfall throughout the year?
The biome of tropical rainforests receives the most annual precipitation. Most areas receive between 200 and 430 centimeters of rain yearly.
The biggest geographic biotic unit and sometimes known as a major life zone, a biome is a huge community of plants and animals that share comparable life forms and environmental conditions. It is named by the predominant vegetation type, such as grassland or coniferous forest, and comprises a variety of communities.
It is divided into the aquatic, woodland, tundra, and grassland biomes, as well as the desert and desert biome. Coniferous forests, deciduous forests, Mediterranean forests, and tropical rain forests are further divisions of forest biomes.
High average temperatures, a diversity of species, and nutrient-poor soil are characteristics of tropical rain forests. They are also distinguished by very high yearly rainfall with a brief season of less rain. There is no dry season, and each month receives an average of 60mm of precipitation.
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The complete question is :
Which of these biomes receives the greatest amount of yearly rainfall?
a. boreal forest
b. grasslands
c. temperate forests
d. tropical rainforests
The biome of tropical rainforests receives the most annual precipitation. Most areas receive between 200 and 430 centimeters of rain yearly.
The biggest geographic biotic unit and sometimes known as a major life zone, a biome is a huge community of plants and animals that share comparable life forms and environmental conditions. It is named by the predominant vegetation type, such as grassland or coniferous forest, and comprises a variety of communities.
It is divided into the aquatic, woodland, tundra, and grassland biomes, as well as the desert and desert biome. Coniferous forests, deciduous forests, Mediterranean forests, and tropical rain forests are further divisions of forest biomes.
High average temperatures, a diversity of species, and nutrient-poor soil are characteristics of tropical rain forests. They are also distinguished by very high yearly rainfall with a brief season of less rain. There is no dry season, and each month receives an average of 60mm of precipitation.
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The complete question is :
Which of these biomes receives the greatest amount of yearly rainfall?
a. boreal forest
b. grasslands
c. temperate forests
d. tropical rainforests
Nucleus, chromosome, nucleotide, genome, nucleosome, and base triplet from largest to smallest?
Nucleus > Genome > Chromosome > Gene > Base Triplets > Nucleotide.
Among the list, Nucleus is the largest segment, where as Nucleotide is the smallest segment which combines to form the base triplets, then a gene, then a chromosome, then a genome, and then the genome is present inside the nucleus.
Nucleus- A typically rounded region of most cells that is surrounded by two membranes, regulates the functions of the cell.
Genome- The total collection of DNA instructions present in a cell makes up the genome.
Chromosome- A component that can be found in a cell's nucleus. The proteins and DNA that make up a chromosome are arranged into genes.
Gene- The basic unit of heredity passed from parent to child.
Base Triplet- Any sequence of three bases in a nucleic acid that codes for an amino acid, or some other signal, in protein synthesis.
Nucleotide- A nucleotide is an organic molecule having the basic elements phosphate, pentose sugar, and nitrogenous base.
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