Answer: most likely because there is constant air flow around us most of the time. It also depends on what materials are around us and the moisture level. For example, most bacteria cannot grow on metals, especially copper because of the way it’s composed.
Explanation:
What gene(s) would be transcribed in a cell in which the green, blue, and yellow activators are present
Gene 4 , Constitutive genes are those that are active at all times. Ribosome genes are one example. They are continually translated because ribosomes are required for protein synthesis.
Promoters are DNA regions that can be identified by the transcription factor protein family. To coordinate transcription, these proteins interact with the DNA (or block them from getting started). To put it another way, transcription factors help direct attention to or away from specific genes.
feedback: A gene's expression can be controlled by cis-regulatory regions and transcription regulators that work in trans.
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10. Phylogenetic relationships among genera of danaine but terflies (Lepidoptera: Nymphalidae) as implied by morphology and DNA sequenc
The findings show that, under the right conditions, this little gene area can be a valuable source of information for phylogenetic inference.
In order to infer deeper level patterns of association among nymphalid subfamilies and tribes, a cladistic analysis was done on a 378 bp area of the wingless gene from 103 nymphalid species and three pierid outgroups. Despite the fact that the data are largely homoplastic, the most sparse cladograms frequently confirm well-known groups. For the diverse butterXy subfamily Satyrinae, we have derived the first relationship theory that has empirical validity. For the 165 Satyrinae taxa represented, we used 3090 base pairs of DNA from the nuclear genes EF1 and wingless as well as the mitochondrial gene COI.
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Which specific term describes teeth with two ridges, as found in Old World-monkey molars?
bilophodont
Explanation: Bilophodont molars have two ridges, each created by a pair of cusps that are connected by an enamel ridge, or loph. This type of molar is most often found in Old World monkeys.
Specific term is bilophodont which describes teeth with two ridges, as found in Old World-monkey molars.
The molars or molar teeth are huge, level teeth at the rear of the mouth. They are more evolved in warm blooded creatures. They are utilized principally to crush food during biting. The name molar gets from Latin, molaris sanctums, signifying "grindstone tooth", from mola, grinder and lairs, tooth. Molars show a lot of variety in size and shape across vertebrate gatherings. The third molar of people is some of the time minimal.
Alluding to molars that have four cusps arranged in two equal columns, looking like edges, or 'lophs'. This attribute is normal for Old World monkeys. The bilophodont tooth design is found in cercopithecoid monkeys in the three upper molars as well as the first and second lower molars.
With few special cases, molars were utilized to penetrate and pound the seeds. It is recommended that the improvement of bilophodont molars may be a variation by Old World monkeys to seed predation.
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(Complete question) is:
Which specific term describes teeth with two ridges, as found in Old World-monkey molars?
Recall the three tenets of the cell theory. Which of these statements can be used to determine that viruses are non-living?
A)
do not contain nuclei.
B)
are not composed of cells.
are not able to reproduce.
D)
do not contain nucleic acid
Answer:
B. Are not composed of cells
Explanation:
A man who is color blind married a woman with normal color vision whose father was colorblind, what is the probability of a child with colorblindness?
Answer:
However, in this case, it would seem that due to the genetic inheritance of the mother the chances of their child being color blind would be approximately 50% because each parent is a carrier. However, the chances of inheriting a colorblind X chromosome would be twice as likely for a female child.
Explanation:
please help me on this question its for biology
How many haploid sets of chromosomes are present in a diploid individual cell with a chromosome number of 32
A diploid individual cell with a chromosome number of 32 contains two haploid sets of chromosomes. A haploid set of chromosomes is a complete set of chromosomes that contains one of each type of chromosome.
Each haploid set contains 16 chromosomes in the diploid individual cell with a chromosome number of 32. During the process of meiosis, the parent cell divides into four daughter cells. During this process, the two haploid sets of chromosomes that were present in the parent cell are separated into the four daughter cells.
During the formation of the four daughter cells, each daughter cell contains only one haploid set of chromosomes. This means that in a diploid individual cell with a chromosome number of 32, there are two haploid sets of chromosomes present.
The two haploid sets of chromosomes present in a diploid individual cell with a chromosome number of 32 each contain 16 different chromosomes. These chromosomes are responsible for the genetic traits of the individual. Each of the 16 chromosomes contains specific genes that control certain traits. These genes are responsible for the physical characteristics of the individual, such as hair color, eye color, and height. These chromosomes also contain information that determines the sex of the individual.
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Explain why it's incorrect to say that individual organisms can adapt over time.
Answer:
Because individuals do not adapt over time, populations adapt over time
If a large amount of lactate is being produced, what is the best conclusion that you can make about the rate (how fast) and amount (magnitude) of energy needed
Lactate production increase when the energy (ATP) needed is high but oxygen levels are low. To fulfill this demand, the rate of lactic acid metabolism must be increased as well.
Lactic acid metabolismLactate as waste is the product of fermentation or anaerobic respiration. Anaerobic respiration is categorized into alcoholic metabolism and lactic acid metabolism.
Lactic acid metabolism itself is the metabolic process that produces a little energy. In this metabolism, besides yield 2 ATP also produces lactate per glucose. The process happens in muscle cells as not being supplied with enough oxygen. Times when our body's oxygen level might drop is during intense exercise, whereas, at this condition the demand for ATP is increased.
Thus, to fulfill a lot of energy (ATP) needed, particularly as exercising, the rate of lactic acid metabolism must do faster although it could cause lactate production will also increase.
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8.Pioneer species such as lichen and moss inhabit an area after a major disturbance such as a volcanic eruption. Over time, other species are found in the disturbed area and the number of pioneer species decreases. Why does the number of pioneer species decrease?The amount of available sunlight is reduced. The pioneer species can no longer thrive.The area has more soil to support complex plants. The competition increases between organisms.The area is more susceptible to the wind. Seeds are captured in the pioneer plants and germinate at a higher rate.The temperature is not as extreme as it was following the disturbance. Fewer of the pioneer species reproduce.
Answer:
The pioneer species can no longer thrive
Explanation:
After the volcanic eruption, the natural habitat of the pioneer species got disturbed in such a way that it can be revived by any means. Hence, in absence of adequate habitable conditions it is difficult for the pioneer species to survive along the path erupt by volcanic flow. Hence, the pioneer species started inhabiting the distributed land having feasible living conditions.
What foods were rationed and why?
Basic foodstuffs such as sugar, meat, fats, bacon and cheese were directly rationed by an allowance of coupons. Housewives had to register with particular retailers.
The restricted distribution of limited resources, products, or services, or a fictitious demand restriction, is rationing. One's allotted share of the resources being distributed on a specific day or at a specific time is controlled by rationing. Rationing can take many different forms, but price rationing is the most common.
Rationing is frequently used to maintain prices below the market clearing price, which is established by supply and demand in a free market. Rationing can therefore work in addition to price regulations. The different nations that rationed gasoline during the 1973 oil crisis are an example of rationing in the face of rising prices.
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Why might a unicellular organism need oxygen?
Answer:
Most organisms also need oxygen to survive. ... In unicellular organisms, oxygen diffuses across the cell membrane into the cell. Carbon dioxide diffuses out of the cell once the concentration of carbon dioxide is higher inside the cell than it is outside of the cell.
What is it called when a organism has two identical alleles?
Answer:
Try homozygous genotype
If it is wrong, I do apologize.
On a sunny day, Emma is cutting branches from a tree in her yard. At midday, she takes a break, leaving a pile of branches and leaves on the ground. When she returns and gathers the branches, she notices the leaves are wilted and crisp.
Answer:
The warm temperature caused moisture to evaporate from the leaves
Explanation:
It is easier to carry out a controlled experiment in the field than it is in the laboratory. True or false
Answer:
true
Explanation:
Why is a high surface area to volume ratio important in epithelial cells in the gastrointestinal GI tract?
When a cell performs its normal functions, it must exchange substances with the world outside the cell membrane. Cells with a large surface area to volume ratio can exchange substances more efficiently.
Maximizing the surface area of this organ system is important. This is because the greater the surface area of the cell the better the digestive mechanism and the greater the absorption of simplified nutrients.
Digestibility increases with increasing surface area. An explanation for this is a mechanism that accelerates and supports the number of enzymes involved in digestion, and this is one of those enzyme individuals that work more effectively on larger surfaces.
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Which substances are neuropeptides that inhibit pain impulse transmission in the brain and spinal cord
The most important of them is beta-endorphin, which, in addition to significantly lowering pain (its analgesic potency is many times that of morphine), is the opioid peptide that induces the most pleasure.
GABA, a neurotransmitter, also plays a role in central pain regulation by enhancing descending inhibition of spinal nociceptive neurons.
Neuropeptides are a broad category of chemically unique compounds that are found in and emitted by various sensory neurons. They play a role in the development, transmission, modulation, and perception of all forms of pain (physiological, neuropathic and inflammatory).
Neuropeptide Y (NPY) is a pain modulator that is generated in the brain. NPY receptors are found in the trigeminal ganglia and the trigeminal nucleus caudalis, implying an involvement in pain.
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1. Do you believe we can bring an end to acid rain? How so?
2. What are some examples of land pollution?
How are weather and climate the same? How are they different? ¿En qué se parecen el tiempo y el clima? ¿En qué se diferencian?
Answer:
They are the same because they both talk about atmospheric conditions like precipitation, temperature, amount of sun, etc. They are different because weather talks about short-term changes in the atmosphere while climate describes weather over a long period of time in a certain area. Different regions can have different climates and or weathers.
Which of the following methods of
human land use is LEAST LIKELY to cause
harm to the environment?
A. waste disposal
B. recreation
C. drilling
D. mining
Answer:
I say B
Explanation:
I say B would be the answer because you're recreating things, even from waste disposal
I need help please I don’t understand this
Answer:
2. It is converted into heat and energy.
Explanation:
So every time an animal eats grass, or another animal it receives 10% of the energy that the previous animal/plant had. If a rabbit ate a carrot, 10 percent of the energy the carrot had in it, will go into the rabbit. the question is asking where the 90% energy from the eaten carrot went.
Answer Explanation:
Most of the energy that isn't stored in the animal/plant is lost as heat or is used up by the body as it digests the animal/plant that was eaten. This is because the animals who consume any of the plants/animals receiving the 10% energy take energy to eat the plant/animal. this takes up the other 90%
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Organisms that reproduce asexually through mitotic cell division
Bacteria and Archaea reproduce asexually, by simply dividing a parent cell into two new cells in a process called binary fission.
In gene recombination what is used to separate or open vector DNA
What are the advantage and diadvantage to a plant pecie that i pollinated by only one type of pollinator?
The advantages of one type pollinator are increased pollination efficiency, reduced competition, and genetic stability, while the disadvantages are high dependency, limited distribution, and low genetic diversity.
A plant species that is pollinated by only one type of pollinator may have increased efficiency, reduced competition during the pollination process, as well as genetic stability. However, it also has a high dependency on that specific pollinator species. If the population of the pollinator declines, the plant species may also decline or become extinct. Additionally, this type of plant species typically has a limited distribution and is more vulnerable to environmental changes that can affect the distribution or abundance of its specific pollinator. It also has low genetic diversity which can make it more vulnerable to disease or other environmental pressures.
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Your question seems incomplete, but I assume the question was:
"What are the advantages and disadvantages to a plant species that is pollinated by only one type of pollinator?"
a ddntp, used often in dna sequencing, lacks a(n) ________ at the ________ and ________ carbons.
In DNA sequencing, a ddNTP is frequently used. It lacks a hydroxyl (OH) group at the 2' and 3' carbons.
Dideoxynucleotides triphosphates are referred to as ddNTP. Four kinds of nucleotides are included in it: ddATP, ddTTP, ddCTP, and ddGTP. Sanger sequencing, also known as chain-termination sequencing, employs ddNTP.
This ddNTP lacks a free hydroxyl (OH) group necessary for DNA replication, it is employed to prevent DNA synthesis. They are also known as 2' 3' because they lack hydroxyl groups on the ribose at either the 2' or 3' locations. As a result, they stop the chain from elongating because no phosphodiester bond is formed with the subsequent carbon.
Therefore, the blanks can be filled with hydroxyl (OH) group, 2' and 3'.
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How does gravity affect celestial interactions?
Answer:
Every object in space exerts a gravitational pull on every other, and so gravity influences the paths taken by everything traveling through space. It is the glue that holds together entire galaxies. It keeps planets in orbit. It makes it possible to use human-made satellites and to go to and return from the Moon
What are ome of the body' natural immune repone to injury that are cauing john ymptom
The body’s natural immune responses to injury that are causing John's symptoms are the innate immune response and the adaptive immune response.
The primаry function of the immune system is to defend the body from pаthogens, which аre diseаse-cаusing orgаnisms such аs viruses аnd bаcteriа. Tissues, cells, аnd proteins in the immune system work together to аchieve this function.
When а pаthogen gets into the body, the immune system reаcts in 2 wаys.
The innаte immune response is а rаpid reаction. Innаte immune cells recognize certаin molecules found on mаny pаthogens. These cells аlso reаct to signаling molecules releаsed by the body in response to infection.The аdаptive immune response is slower thаn the innаte response but is better аble to tаrget specific pаthogens. There аre 2 mаin cell types involved in this response: T cells аnd B cells.For more information about the immune system refers to the link: https://brainly.com/question/19843453
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What happens if there is a mutation in the active site?
Because it has no effect on the active site, the gene mutation is not an issue.
The creation of a distinct or defective protein may result from mutations. The specific substrate might not fit into the substrate binding site, for instance, if the protein is a significant enzyme. It may become weaker if it is a structural protein like collagen.
The majority of DNA mutations, meanwhile, do not change a protein. One explanation is the possibility of several triplets encoding the same amino acid. Other mutations may simply make a little alteration to the protein, maintaining its appearance or functionality.
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What type of mutation is insertion or deletion?
An insertion and deletion mutation is called as a frameshift mutation .
An insertion is a point mutation in which one or more base pairs is added to a DNA sequence. Point mutations is further divided into silent mutations, missense mutations, and nonsense mutations.
Frameshift mutation is considered as a genetic mutation caused by a deletion or insertion in a DNA sequence. This kind of mutation shifts the way the sequence is read. diseases like cystic fibrosis is a result of frameshift mutation that alters the CFTR gene. The harshness of frameshift mutation is reliant on the number of nucleotides and the position of insertion of nucleotides.
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What is the least common multiple of 72 and 96?
Answer:
288
Explanation:
Answer:288
Explanation: