how many potential reading frames are present in an mrna molecule? enter only a number/numeral in the provided box.
Answers
Number of potential reading frames that are present in mRNA molecule is three.
What do you understand by reading frame?In molecular biology, reading frame is a way of dividing the sequence of nucleotides in a nucleic acid molecule into a set of consecutive and non-overlapping triplets. These triplets equate to amino acids or stop signals during translation and they are called codons.
The mRNA is single-stranded and therefore only has three possible reading frames, of which only one is translated. Codons of the mRNA reading frame are translated in 5′→3′ direction to amino acids by a ribosome to generate a polypeptide chain.
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Related Questions
A scientist studying natural selection would consider all of the following except
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given this background extinction rate, how many of the ~40,000 vertebrate species would we expect to go extinct since 1500 under normal circumstances?
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There would be 8 extinctions. we expect to go extinct since 1500 under normal circumstances
WHAT IS BACKGRROUND EXTINCTION RATE?
The term "background extinction rate," also known as "normal extinction rate," describes the number of species that, in accordance with non-anthropogenic (non-human) circumstances, would be expected to become extinct over time.“Millions of species years (MSY)” is a unit, which refers to the number of extinctions expected per 10,000 species per 100 years.2 E/MSY, or 2 extinctions per 10,000 species every 100 years, is a conservative estimate of the background extinction rate for all vertebrate creatures.Hence, keeping that in mind there would be 8 extinctions as there are ~40,000 species.
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what are the cons of fetal stem cells
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Answer:
The research is unethical(fetal stem cells) since the blastocyst, an unimplanted human embryo at the sixth to eighth day of development, is destroyed during the stem cell extraction process.
Answer:
Embryonic Stem Cell Disadvantages
1. Difficult to differentiate uniformly and homogeneously into a target tissue. 2. Immunogenic—ES cells from a random embryo donor are likely to be rejected. after transplantation.
Explanation:
The main disadvantage with embryonic stem cells is the way that they are acquired. Since human embryos are destroyed during the process of harvesting embryonic cells, this makes the research unpopular with those that believe human life begins at conception and that this life is being destroyed.
physical/biological anthropology is the study of what group(s) of animals?
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Physical/biological anthropology is the study of the structure, development, and evolution of human species and other primates. Specifically, it is the study of human anatomy, genetics, work on the fossil record, and the relationship between physical and social change.
Physical/biological anthropology is a comprehensive science that utilizes many different scientific practices to create a unifying understanding of the diversity and evolution of humanity and its closest relatives. It seeks to uncover secrets hidden within the fossil, cellular, and archaeological record that can help us better understand the origin and evolution of our species amongst the other primates that share our planet.
It is also a field that focuses on current issues such as understanding human variation and adaptation, health and wellness, and addressing local and global environmental challenges. This form of anthropology will help us uncover the secrets of our ancestors and the evolution of human beings, helping us better understand who we are today and where humans may go in the future.
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1. What was the landscape like before the fingers of ice carved out the lake beds?
2. What is the glacial history of the region?
3. Why did the ice flow in the opposite direction from the way the rivers had flowed?
4. What was happening beneath the glacier that led to the features that are 5. now seen in the Finger Lakes region?
6. Describe the processes that create glacial moraines.
7. Why is there water in these old glacial basins?
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Answer:
.
Explanation:
The process by which individuals who are better adapted to their environment are more likely to survive and reproduce than other members of the same species is known as _____________________. *
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The process by which individuals who are better adapted to their environment are more likely to survive and reproduce than other members of the same species is known as natural selection.
Natural selection is a biological process in which certain genetic characteristics of a population become more frequent over time due to the selective pressure caused by the environment. It is one of the fundamental mechanisms of evolution and is responsible for the diversity of life on Earth today. Individuals with advantageous traits that allow them to better survive and reproduce in their environment are more likely to pass those traits on to their offspring, resulting in a population that is better adapted to its environment.
On the other hand, individuals with less advantageous traits are less likely to reproduce and pass on their traits, resulting in those traits becoming less frequent in the population. Natural selection operates on various levels, including individual selection, group selection, and kin selection, and it can result in the evolution of new species over time.
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this answer i need pls ill mark brainliest
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All - growth, exchange of gases, excretion, reproduction, and death (option d).
All living organisms undergo various life processes to maintain their existence. Let's analyze each option to determine which life processes are carried out by an organism's cells:
A. Only growth and exchange of gases: While cells are involved in growth and exchange of gases, they also participate in other life processes. This option is incomplete.
B. Only growth, exchange of gases, and reproduction: Cells play a crucial role in reproduction as they are responsible for the production of gametes and the process of cell division. However, there are additional life processes that cells also undertake.
C. Only growth, exchange of gases, excretion, and reproduction: This option includes excretion in addition to growth, exchange of gases, and reproduction. Cells participate in excretion by eliminating waste materials. However, there is one more life process that cells experience.
D. All - growth, exchange of gases, excretion, reproduction, and death: This option encompasses all the mentioned life processes. Cells are involved in growth as they undergo cell division and increase in number. They exchange gases through processes like respiration. Cells excrete waste products. They participate in reproduction through the formation of gametes and cell division. Lastly, cells also experience death as they have a limited lifespan.
Therefore, the correct answer is D. All - growth, exchange of gases, excretion, reproduction, and death.
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Anthropologists might best refute the idea that human culture is biologically determined by using which observation?.
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All humans must eat, although different groups have different eating patterns.
What subject do anthropologists typically research?Archaeology, cultural anthropology, linguistic anthropology, and biological anthropology are today the four main subfields of anthropology.Each has a distinct set of study interests and typically employs various research methodologies.The approaches used include the social sciences, humanities, and even biology and geology, as well as other disciplines.When it comes to methods and methodology for learning about the human experience, biological anthropology and archaeology are typically the ones that are closest to the biological and physical sciences.Most anthropologists conduct research and share what they discover in their classes. Universities, colleges, and museums all hire them.However, a third of anthropologists apply their knowledge and problem-solving techniques outside of the classroom, in businesses, governmental and non-governmental organizations, hospitals, and other non-academic settings. They are practitioners in anthropology.Learn more about the anthropology with the help of the given link:
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Describe the structure and parts of DNA molecule
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Answer:
The DNA molecule consists of two strands that wind around one another to form a shape known as a double helix. Each strand has a backbone made of alternating sugar (deoxyribose) and phosphate groups. Attached to each sugar is one of four bases--adenine (A), cytosine (C), guanine (G), and thymine (T).
Explanation:
hopefully it's helpHow does tiered pricing differ from taxation?
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Answer:
Tiered pricing is a method where sellers segment the pricing of their products or services to suit their various target markets. By optimizing and changing up your offering between each of the segments, you appeal to a wider (and more varied) customer base as you provide for different demand rates and price points.
Which structure is most likely used for motion?
O A.
OB.
O C.
O D.
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B is most likely used for structure
true or false? classification of a lymphoma is based in part on its histologic structure and growth pattern, which provides prognostic information and serves as a guide to treatment.
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The classification of a lymphoma is based in part on its histologic structure and growth pattern, which provides prognostic information and serves as a guide to treatment. The given statement is true because this information is crucial in determining the prognosis of the disease and in guiding the most appropriate treatment approach.
Lymphomas are classified as either Hodgkin's or non-Hodgkin's lymphoma, and within these categories, there are many subtypes that vary in their characteristics and behavior. The histologic structure of a lymphoma refers to the appearance of the cancer cells under a microscope, and this information is used to determine the subtype of the disease.
The growth pattern of the lymphoma refers to how quickly the cancer cells are dividing and spreading throughout the body. This information is also important in determining the prognosis of the disease and guiding treatment decisions. Overall, the classification of lymphoma based on histologic structure and growth pattern provides valuable information for managing the disease and improving patient outcomes. The classification of a lymphoma is based in part on its histologic structure and growth pattern, which provides prognostic information and serves as a guide to treatment. The given statement is true because this information is crucial in determining the prognosis of the disease and in guiding the most appropriate treatment approach.
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whole foods must first be broken down into________ that can be absorbed into the body's cells.
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Whole foods must first be broken down into smaller molecules that can be absorbed into the body's cells.
Digestion is the process by which whole foods are broken down into smaller molecules that can be absorbed and utilized by the body's cells. The digestion process begins in the mouth and continues through the digestive system.
In the mouth, food is mechanically broken down through chewing and mixed with saliva, which contains enzymes like amylase that initiate the breakdown of carbohydrates. From there, the food travels to the stomach, where it is further broken down by stomach acid and digestive enzymes.
The majority of digestion takes place in the small intestine. Here, enzymes from the pancreas, as well as the lining of the small intestine, break down carbohydrates, proteins, and fats into their constituent molecules. Carbohydrates are broken down into simple sugars, proteins into amino acids, and fats into fatty acids and glycerol.
In summary, whole foods must undergo the process of digestion to be broken down into smaller molecules, such as sugars, amino acids, and fatty acids, that can be absorbed by the body's cells for various metabolic processes.
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On the lines provided, enter the name of the target organ(s) affected by the pituitary hormone indicated. Hypothalamic nerve call Posterior pituitary Anterior pituitary Growth hormone (GH) 10 Antidiuretic hormone (ADH) Adrenocorticotropic hormone (ACTH) Thyroid- stimulating hormone (TSH) Oxytocin (OCT) Prolactin (PRL) Gonadotropic hormones (FSH, LH) Melanocyte stimulating hgfa (MSH)
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Produced by the anterior pituitary. It's regarded as a tropical hormone. Target cells are impacted by tropical hormones indirectly after being stimulated.
The anterior pituitary gland affects which organs?The following organs, glands, and bodily tissues are affected by and interact with the anterior pituitary hormones: organs, muscles, and bones the growth hormone (GH). Adrenocorticotropic hormone: Adrenal gland (ACTH). thyroid hormone, which stimulates the thyroid gland (TSH).
What are the anterior pituitary gland's seven hormones?Frontal pituitary
hormone adrenocorticotrophic (ACTH)
hormone that stimulates the thyroid (TSH)
Luteinizing agent (LH)
hormone that stimulates ovulation (FSH)
Prolactin (PRL) (PRL)
hormonal growth (GH)
MSH, or melanocytic-stimulating hormone
Because it releases hormones that regulate the thyroid, adrenal glands, ovaries, and testes, the pituitary gland is frequently referred to as the "master gland."
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The process during witch a DNA molecule makes a copy of itself
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The process during which a DNA molecule makes a copy of itself is called as DNA replication.
What do you mean by DNA replication?DNA replication is the biological process of producing two identical replicas of DNA from one original DNA molecule. DNA replication occurs in all living organisms acting as the most essential part for biological inheritance.
Replication occurs in three major steps: the opening of the double helix and separation of the DNA strands, the priming of the template strand, and the assembly of the new DNA segment.
There are three main steps to DNA replication: initiation, elongation, and termination. In order to fit within a cell's nucleus, DNA is packed into tightly coiled structures called chromatin, which loosens prior to replication.
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The simulation shows a game of tug-of-war. Place a blue team and a red team with same-sized people on each side of the rope. What can you say about the sizes of the left and right arrows?
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The sizes of the left and right arrows should be the same.
In the game of tug-of-war, the sizes of the left and right arrows represent the relative strengths of the blue team and the red team. If the blue team is stronger and pulling harder, the size of the left arrow would be larger than the size of the right arrow.
Conversely, if the red team is stronger, the size of the right arrow would be larger than the size of the left arrow. The sizes of the arrows indicate the force exerted by each team and provide a visual representation of the balance of power in the game.
In tug-of-war, the objective is for one team to overpower the other and pull the rope towards their side. The larger the arrow representing a team's strength, the greater their force and ability to move the rope in their direction.
The size of the arrows serves as a visual cue for spectators to understand which team has the advantage at any given moment. It helps to create a sense of competition and excitement as the teams struggle to gain control of the rope.
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Drag each characteristic to the appropriate bin. Scores eText Study Area User Settings Resel Help always upstream of the gene within 100 bases of the transcription initiation site position can be upstream, downstream, or within the gene TATA, CAAT, GC boxes required for basal-level transcription may influence the expression of more than one gene not required for basal-level transcription responsible for tissue- and time- specific gene expression Promoters Enhancers
Answers
The characteristics can be categorized as follows:
1. Promoters 2. Enhancers
Promoters are regions of DNA that are involved in initiating the transcription of a specific gene. They are typically located upstream of the gene and are responsible for basal-level transcription. In this case, the characteristics Scores, eText, User Settings, and Help are related to the functioning and features of an eText study area, which can be considered as elements associated with the promotion of the study area or facilitating its use.
Enhancers, on the other hand, are DNA sequences that can influence gene expression by interacting with specific transcription factors. They can be located upstream, downstream, or within the gene itself and may contain specific sequences such as TATA, CAAT, and GC boxes. Enhancers have the potential to regulate the expression of multiple genes and are responsible for tissue- and time-specific gene expression. The characteristics Resel, always upstream of the gene, within 100 bases of the transcription initiation site, and may influence the expression of more than one gene align with the features and mechanisms associated with enhancers.
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The function of __________ is to store triglycerides. mast cells fibroblasts plasma cells adipocytes macrophages
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Adipocytes are a type of connective tissue cells that are in charge of storing fat in the form of triglycerides. These cells have the ability to increase or decrease in size in response to nutrient uptake or fasting, which determines the amount of fat they store. The correct answer is Adipocytes
Adipocytes play a crucial role in metabolic regulation, and they have an impact on the immune system and overall health. Adipose tissue has various functions in the body, including insulating and cushioning organs and tissues, regulating metabolic functions, and producing hormones that regulate appetite and energy balance. Additionally, fat stores can be mobilized for energy production when necessary. Adipose tissue also plays a role in immune system function, and adipocytes can release inflammatory cytokines in response to various stimuli. In conclusion, the function of adipocytes is to store triglycerides, as well as regulating metabolic functions and producing hormones that affect energy balance.
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How can a wave that is so powerful and tall on land be
unnoticeable at sea?
Answers
because it is futher away from were you are
Knowing that ΔQPT ≅ ΔARZ, a congruent angle pair is:
∠Q ≅ ∠R
∠P ≅ ∠A
∠T ≅ ∠Z
∠P ≅ ∠Z
Answers
Answer:
∠T ≅ ∠Z
Explanation:
Find the corresponding angles: Q = A P=R & T=Z
Therefore, the congruent angle pairs are T and Z
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what is the mode of nutrition of viruses
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Answer:
Viruses are too small and simple to collect or use their own energy – they just steal it from the cells they infect. Viruses only need energy when they make copies of themselves, and they don't need any energy at all when they are outside of a cell.
Explanation:
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Explain why genetic diversity is important.
Answers
Genetic diversity is important as it introduces variations in a population and help the species to adapt to the changing environmental conditions.
What is Genetic diversity?
Genetic diversity is the total number of genetic characteristics which are present in the genetic makeup of a species. Genetic diversity ranges widely from the number of species to differences within the species and it can be attributed to the span of survival for the species.
Genetic diversity is important for a healthy population through maintaining the different varieties of genes which might be resistant to pests, diseases, or other conditions. Genetic diversity helps the species to adapt to the changing environment.
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prokaryotic operons typically include a(n) ________ and a(n) ________ with multiple genes.
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Prokaryotic operons typically include a promoter region and a coding sequence with multiple genes. The promoter region is located at the beginning of the operon and is responsible for initiating the transcription of the genes.
It contains the necessary sequence elements that attract RNA polymerase, which then binds to the promoter and begins the process of transcription. The coding sequence contains multiple genes that are transcribed together as a single mRNA molecule.
These genes are typically related in function, and their expression is coordinated by the operon. This allows for efficient regulation of gene expression, as the entire operon can be turned on or off in response to changing environmental conditions. Prokaryotic operons are found in bacteria and archaea and are an important mechanism for controlling gene expression in these organisms. Understanding the structure and function of operons is essential for studying prokaryotic biology and for developing new strategies for controlling bacterial growth and pathogenicity.
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What’s the student scientific question?
Answers
Answer:
The scientific question posed by the student is, Does compost cause tomato plants to grow faster and taller than artificial fertilizer?
Explanation:
if you know the protien a cell makes, how could you detremine the dna code that coded for the protien
Answers
If we know the sequence of the amino acids in a protein then the particular DNA code can be obtained from it.
due to the process of translation and transcription DNA is changed first into R N A and then RNA is changed into protein. the protein consists of different amino acids which are linked to each other by different peptide bonds.
If the Amino acid sequence can be identified then we can easily find out the RNA sequence.
Then the RNA sequence can be changed into DNA sequence by using RNA dependent DNA polymerase enzyme.
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Which would be a viable explanation for why having a larger brain was advantageous for early hominins?
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A larger brain provided early hominins with enhanced cognitive abilities, improving problem-solving, memory, learning, and language skills.
Having a larger brain enabled early hominins to develop complex social structures, engage in advanced tool-making, and navigate their environment more effectively. The increased cognitive abilities facilitated problem-solving skills, allowing for the development of innovative strategies to obtain food, protect themselves, and adapt to changing environments. The improved memory capacity would have aided in learning and passing down knowledge from one generation to the next.
Additionally, language skills likely played a crucial role in communication and cooperation within social groups, enabling collective decision-making, enhanced hunting techniques, and the transmission of cultural practices. Overall, a larger brain provided early hominins with a competitive advantage in their ecological niche by enabling higher cognitive functioning.
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¿De que manera las empresas han dañado nuestra biodiversidad?
Answers
they are producing too much and causing damage to the air quality
what could cause a nautral decrease in the number of primary consumers in a food chain
Answers
Answer:
Weather, Death, Lack of typical food, Moving to different places
Explanation:
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Identify the three different types of adaptations that are shown by animals.
A) Physical characteristic, food, shelter
B) Behavior, life cycle, shelter
C) Life cycle, physical characteristic, behavior
D) Life cycle, physical characteristic, color
Answers
Answer: C) Life cycle, physical characteristic, behavior
Explanation: I know that physical characteristic and behavior are two different adaptations but I think that life cycle could be a type of structural adaptation as structural, physical, and behavior are the three adaptations I have learned about. So C) should be right.
Life cycle, physical characteristic, behavior are three different types of adaptations that are shown by animals, hence option C is correct.
What is adaptation?Through the process of adaptation, a collection of organisms can over time permanently adapt to a changing environment.
Acclimatization is the quick, temporary adaptation of an organism to a changing habitat. Adaptation is permanent, acclimatization may be stopped once the prerequisite conditions are met.
The three main types are anatomical, physiological, and behavioral. A shift affecting an organism's physical characteristics is known as a structural adaptation. A shift in the physical environment of the organism is frequently linked to the physical change.
Therefore, option C is correct.
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a common bird species in north america often lay 4 eggs at a time. clutches of more eggs tend to lead to malnourished offspring, while fewer eggs may result in no viable offspring at all. this is an example of what type of selection.
Answers
A bird species laying 4 eggs at a time is an example of stabilizing selection. This type of selection helps ensure that the fittest individuals are those with the most advantageous traits, which helps ensure the survival and evolution of the species in the long-term.
Stabilizing selection is a type of natural selection that favors the intermediate values of a trait, as opposed to the extreme values. In the case of a common bird species in North America, this means that laying 4 eggs at a time is the best option for the species, as any more or less may be detrimental to their offspring.
When a bird species lays too few or too many eggs, the offspring may not receive enough resources or may be overwhelmed with resources, respectively. This can lead to malnourished offspring, which are less likely to survive and reproduce. Therefore, the bird species has a selective advantage when it lays 4 eggs at a time, as it provides the optimal resources for their offspring to survive and reproduce.
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