In Wisconsin, a very large population of lake trout, in which individuals mate at random, experiences no migration, mutations, nor selective pressure for a number of years. Which of these is most likely to occur in the population?
Identify the start and stop codons in the mrna sequence 5'-uauccauggcacuuuaaac-3'. what is the resulting amino acid sequence
Answer;
-Start codon: AUG;
-Stop codon: UAA;
-Amino acid sequence: Met-Ala-Leu-stop
Explanation;
-A codon is a sequence of three DNA or RNA nucleotides that corresponds with a specific amino acid.
-The start codon marks the site at which translation into protein sequence begins, and the stop codon marks the site at which translation ends. The start codon is often preceded by a 5' untranslated region (5' UTR). AUG is the most common start codon. There are three RNA stop codons: UAG, UAA, and UGA.
It is on the genetic code that the biosynthesis of proteins rests. The DNA is transcribed into messenger RNA (mRNA). This is translated by the ribosomes that assemble the amino acids present on transfer RNAs (tRNAs).
The right answers are:
Start codon: 5'-uauccauggcacuuuaaac-3'. It codes for Methionine
Stop codon: 5'-uauccauggcacuuuaaac-3'
We will have three amino acids produced (each one has a codon of three nucleotides): 5'-uauccauggcacuuuaaac-3'.
Stop codon does not code for an aminoacid.
The AA sequence is Methionine-Alanine-Leucine.
The crystal of a mineral are always the same size. True or false
In which one of the following locations can a person hear the echo of a sound?
Answer:
at least 16.6 meters of the reflecting surface
Explanation:
What kind of pollution was the most abundant in the US national parks in 1989? How did this pollution affect park wildlife and ecosystems?
Transcription is the transfer of genetic information from _______.
Transcription is a biological process where the genetic information is transferred from DNA to RNA. During this process, a strand of DNA is used as a template to synthesize a complementary strand of messenger RNA (mRNA). The mRNA is then used in the process of translation to create proteins.
Explanation:Transcription is the transfer of genetic information from DNA to RNA. This vital process occurs within the cell nucleus. In simple terms, the DNA unwinds and the enzyme RNA polymerase copies one strand of the DNA to make a complementary strand of messenger RNA (mRNA). This mRNA strand is then used as a template to synthesize proteins during the process of translation. Hence, it is through transcription that the instructions for creating proteins - the building blocks of life - are passed from DNA to mRNA.
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During dehydration synthesis, a ________ molecule is produced. A. water B. sodium chloride C. monosaccharide D. potassium chloride Mark for review (Will be highlighted on the review page)
What is methanobrevibacter ruminantium's effect on digestion in cattle?
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:?
Answer:
which means two things: I have a lot of books, and not a lot of anything else. So when people come over to my apartment and don’t want to talk to each other, they’re forced to marvel at my bookshelves, which are both my only art and my largest pieces of furniture.
After a couple of glasses of wine, I inevitably begin handing out my books like party favors. I always think I will get them back. But then I never get them back. And if I do, the pages are ripped, the cover clinging by one stitch, or there’s a hard, crusty peak of some unidentifiable food item (I hope) trapped on page 47.
Explanation:
do elephants know how to swim
Protists use cilia to move within their habitat, but ciliated human cells like those in the bronchi are always anchored to one another and to an extracellular matrix; what benefit does cilia provide these cells?
Select all that apply.
Which of the following are characteristics of eukaryotes?
A. single- or multi-celled structure
B. no distinct nucleus
C. membrane-bound organelles
D. cell(s) larger than prokaryotes
The characteristics of eukaryotes include: single- or multi-celled structure, membrane-bound organelles, and cells larger than prokaryotes. They do not lack a distinct nucleus, but have a clearly defined one.
Explanation:In the world of biological sciences, it is known that eukaryotes have several key characteristics that differentiate them from prokaryotes. The characteristics of eukaryotes include:
A. single- or multi-celled structureC. membrane-bound organellesD. cell(s) larger than prokaryotesContrarily, eukaryotic cells do not have B. no distinct nucleus, rather they have a clearly defined nucleus that houses their genetic material.
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Damage to the adrenal gland can lead to an increased need for which dietary substance?
What are the three domains of life
Answer:
The three domains of life are Bacteria, Archaea and Eukarya.
Explanation:
Three domain system is a classification system of living beings that is based on the comparison of ribosomal RNA.
Bacteria: Which includes all the majority of unicellular microscopic living beings or that form aggregates, without nucleus or cellular organelles, are also characterized by having a peptidoglycan cell wall.
Archaea: Like bacteria, all its members are unicellular and without nucleus although they differ in fundamental things such as the composition of their outer wall or their metabolic pathways, much more complex than those of bacteria, almost close to those of urkaryotes.
Eukarya: Finally, the eukaryotes that were the last to appear evolutionarily speaking, includes all the organisms with nucleus and that present organelles such as mitochondria or chloroplasts, with more complex biochemical routes that allow greater structural complexity, beyond the unicellular ones.
What type of questions cannot be solved by scientific method?
A. Questions about ethics
B. Questions about extinction species
C. Questions about the deep ocean
D. Questions about the past
The correct answer is option A
Scientific method is used to answer the question that is based on science. These questions can be answered by the help of various set of protocols which has to be followed one after another.
The protocols has to be followed in a proper manner such as aim, hypothesis, procedure, result and conclusion.
The questions related to ethics does not requires proper experiment. These questions can be answered based on person's opinion.
The scientific method cannot address questions about ethics, the past, or the future.
Explanation:The scientific method is a systematic approach used to answer questions through observation, experimentation, and analysis. While the scientific method is a powerful tool for investigating and understanding the natural world, there are certain types of questions that it may not be able to address:
Questions about ethics: Ethical questions involve subjective values and principles, which cannot be tested or measured using the scientific method.Questions about the past: While scientists can study the evidence available from the past (such as fossils or historical documents), they cannot directly observe or experiment on past events.Questions about the future: The scientific method relies on empirical evidence, which is obtained through observation and experimentation in the present. Predicting future events or outcomes may involve factors that are difficult to measure or control.In conclusion, the scientific method is a valuable approach for answering many types of questions, but it is not applicable to all areas of inquiry.
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Which biome is characterized by the highest annual rainfalls and primary productivity?
A biome that is characterized by the highest annual rainfall and primary productivity is known as the tropical rainforest.
What is a Biome?A biome may be defined as a very large area that is characterized by a particular type of vegetation. In a more simple sense, a biome is a very large area that is running in nature in an unmanaged way. Some examples of biomes may include tropical rainforests, coral reefs, grasslands, etc.
Some characteristics of tropical rainforests are as follows:
It possesses very high annual rainfall.A biome of tropical rainforests has a high average temperature.It also has nutrient-poor soil and high levels of biodiversity (species richness).Tropical forests have the highest biodiversity and primary productivity of any of the terrestrial biomes.
Therefore, a biome that is characterized by the highest annual rainfall and primary productivity is known as the tropical rainforest.
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Your question seems incomplete. The most probable complete question is as follows:
Which biome is characterized by the highest annual rainfalls and primary productivity?
Grasslands.Tundra.Tropical rainforests.Savannah.Jill is planning on running the boston marathon and wants to avoid hyponatremia. what is hyponatremia
Women have sex chromosomes XX, and men have sex chromosomes XY. Which of a woman's grandparents could not be the source of any of the genes on either of her X chromosomes?
mother's father
father's mother
mother's mother
father's father
Answer:
Option). Father's father.
Explanation:
Humans are diploid organisms having 23 pairs of chromosomes (46 chromosomes). The 22 pairs of chromosomes are similar in both male and female, while the 23rd pair of chromosomes in male has one X and Y chromosomes and 23rd pair of chromosomes in female has two XX chromosomes.
During reproduction, a man provides Y chromosome to his son and X chromosome to his daughter, while female provides X chromosomes to son and daughter.
Hence, the father's father of a woman would provide only Y chromosome to his son (woman's father), which could not be a source of any X chromosome's gene of that woman.
Thus, the correct answer is option). father's father.
Which of the following is an example of a mineral
Final answer:
Quartz is an example of a mineral, which is a natural, inorganic solid with a chemical composition and crystalline structure. Minerals such as calcium and potassium are vital for bodily functions and are found in many everyday items. Granite is a rock composed of various minerals, including quartz.
Explanation:
Quartz is an example of a mineral that is one of the most common and recognizable in the Earth's crust. Minerals are defined as naturally occurring, inorganic solids with a definitive chemical composition and a crystalline structure. For instance, quartz has the chemical formula SiO2 and is prevalent in many types of rocks, including granite, arkose sandstone, and gneiss. These rocks, despite containing the same minerals, can form in various ways due to different geological processes.
Minerals are not only key components of rocks but also essential to human biology. They are crucial for various body processes; for example, calcium is necessary for strong bones and teeth, while potassium is needed for normal nerve and muscle function. Everyday items such as toothpaste, table salt, makeup, and technology like cellphones all contain minerals, demonstrating their ubiquitous presence in daily life.
Moreover, rocks like granite are composed of multiple minerals, including K-feldspar, quartz, plagioclase feldspar, and biotite, as seen in educational resources like Figure 2.1. These minerals contribute to the overall composition and characteristics of the rock, and they can be identified using tools and analyses in geological studies.
This type of nervous tissue contains neuronal cell bodies, dendrites, unmyelinated axons, axon terminals, and neuroglial cells. gray matter white matter nissl bodies ganglia nuclei
A physical therapist wants to determine the difference in the proportion of men and women who participate in regular sustained physical activity. what sample size should be obtained if sheshe wishes the estimate to be within fivefive percentage points with 9999% confidence, assuming that
in 2008 a tornado swept across the northern part of Lake city, Florida damaging about 50 homes and a dozen business establishments. What would people in Lake city, Florida most likely do if a tornado alert is sounded?
A) they would rush to high lands
B) they would install heaters in their houses
C) they would find a safe room within a building
D) they would buy a tornado detecting instrument
Answer:
The correct answer is option C, that is, they would find a safe room within a building.
Explanation:
On the basis of the safety tips, which is generally released by the government, it is usually instructed that at the time of a tornado, the individuals should go in the interior room, that is, on the lowest bases of their houses, and the rooms should be without any window. It is also suggested that when the situation arises, one should get beneath a furniture and should use the arms and hands to protect the neck and the head.
Besides race, what other things explain why some people might be more susceptible than others to disease? think about the girl in the film with sickle cell anemia. how is ancestry different from race?
The reason why some people might be more susceptible than others to disease is ancestry.
What is ancestry?Ancestry can be defined as a person's ethnic root, place of birth is a person, and the individuals parents.
What is race?Race refers to the grouping of people based on their physical and social qualities. People of the same race share the qualities, language and geographical location.
Therefore, ancestry is another reason why some people might be more susceptible than others to disease. People sharing the same ancestral lineage might be susceptible to some kind of diseases than others due to their weather or location.
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Ancestry, reflecting genetic lineage, influences disease susceptibility, unlike race, which is a socially constructed categorization based on physical characteristics.
Besides race, several factors contribute to variations in disease susceptibility among individuals, including genetic factors, environmental exposures, lifestyle choices, socioeconomic status, and access to healthcare. In the case of sickle cell anemia, ancestry plays a significant role in disease susceptibility.
Ancestry refers to a person's genetic heritage or lineage, often reflecting the geographic origin of their ancestors. In the context of sickle cell anemia, individuals with ancestry from regions where malaria is or was endemic, such as parts of sub-Saharan Africa, the Mediterranean, or the Middle East, may have a higher prevalence of the sickle cell trait. This genetic adaptation provides some protection against malaria but also increases the risk of sickle cell disease when inherited from both parents.
Ancestry differs from race in that it is based on genetic lineage rather than social or cultural constructs. Ancestry reflects biological relationships and genetic heritage, while race is a socially constructed categorization based on physical characteristics, cultural identity, and societal perceptions. Therefore, ancestry can provide important insights into genetic predispositions to certain diseases, such as sickle cell anemia, that transcend racial categories.
A mother who is visiting the pediatric clinic with her 10-month-old son tells the nurse how pleased she is with her chubby infant. she exclaims, "look how much weight he's gained even though he drinks only orange juice! he won't drink any milk!" what is best response by the nurse?
Answer:
"He's a little overweight."
Explanation:
The baby may be slightly overweight. The nurse should tell this to the child's mother and indicate what steps to take in order for the baby to reach the ideal weight for his or her age.
In feeding the baby at 10 months parents should let the baby eat with their own hands. The baby wants to eat alone and takes all the food to his mouth with his fingers. Parents should let him eat alone and only in the end should they give what was left on the plate with the spoon.
The 10-month-old baby should also start eating more consistent, crumbly foods such as potatoes, peach or pear jam, mashed bread, bits of bread and not just orange juice.
n your senior year at Jackson High, Coach Brown asks you to go to the equipment room and pick up a package to take to the main office. You've never been on a high school sports team, but you manage to locate the equipment room and pick up the package as requested. According to cognitive learning theory, you are benefiting from _______ learning
A. conscious
B. tacit
C. observant
D. latent
Answer:
The correct answer is option D, that is, latent.
Explanation:
A theory, which illustrates that how things are learned by instincts is known as a cognitive learning theory. Three kinds of cognitive learning prevail, these are observational, latent, and insight learning. Latent learning is a kind of learning in which an apparent reinforcer is not present and the learning may not be perceived until a reward is present.
In the given question, one is able to do what the coach has asked to do as the mentioned individual is conversant with the usual layout of the school and one does not need to be a sportsman to find a package in an equipment room.
What characteristic of agar makes it a useful solidifying agent for growth media? select one:
a. it can be completely liquefied at 42°c?
Type of active transport that helps muscle cells contract
Michael is suffering from the flu. His mother prepares some soup for him, but he finds that the soup tastes bland. The perceived blandness happens because the receptors in his are affected by his congestion. That means the receptors can’t combine with his to sense the flavor of the soup.
The perceived blandness happens because the receptors affected by his congestion is that in his; Nose.
The receptors in his nose can’t combine with the receptors in his; Taste buds
In humans, we have five major senses namely;
TouchSmellTasteHearSeeingNow, we are told that he is suffering from the flu and that his taste of the soup tastes bland. Due to the flu that has blocked his nose, we can say that the blandness happens because of the receptors in his nose.
Secondly, since it is taste it means that the receptors in his nose can't combine with that of his taste buds properly to taste properly.
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Which of the following is an accurate description of mitosis and meiosis?
A. Both processes are always a form of sexual reproduction.
B. Both processes always change the number of chromosomes.
C. Mitosis produces two diploid daughter cells, while meiosis produces four haploid daughter cells.
D. Meiosis produces two haploid daughter cells, while mitosis produces four diploid daughter cells.
Answer: Option C Mitosis produxes two diploid daughter cells, while meiosis produces four haploid daughter cells.
Explanation:
Mitosis is a form of cell division which takes place to increase the cell number in the body.The process of mitosis consists of a single round of cell division such that a given cell divides to produce two daughter cells.During mitosis there is no change in the number of chromosomes of the cell thus, one cell divides and forms two diploid daughter cells. Hence, this division is also called as an equivalent division because it does not involve any change in chromosome number.Meiosis is a form of cell division which takes place to form the gametes during sexual reproduction.Meiosis takes place to divide a single cell into 4 cells.The reason that 4 cells are produced from a single cell is that there are two rounds of cell division which takes place in meiosis. Thus, a diploid cell divides in meiosis two times and forms four haploid cells.Thus, as the number of chromosomes are decreasing meiosis is known as reductional division.How can cyanobacteria, in contrast to saprotrophic bacteria, live in an environment that lacks organic nutrients?