Order the contraction of the heart involving the nodes starting with blood entering the right atrium and left atrium.     Sinoatrial node signals contraction to surrounding tissues   Left atrium contracts and Atrioventricular

Q: The researcher above decides to test whether any gene functional classes or pathways are enriched…

A: INTRODUCTION Functional enrichment analysis, also known as pathway analysis, is quickly becoming one…

Q: How can the Ames test distinguish mutagens that cause small insertions /deletions from those that…

A: Mutagens are those agents which can cause damage to the DNA and cause mutation which can lead to…

Q: Define Concept of phycology , Discus Biology concept of psychology, also discuss the nervous system

A: Biology is a wide field that studies life from a variety of angles. The growth of research unique to…

Q: What type of replication must be occurring?

A: The above mentioned experiment resembles the Meselson–Stahl experiment that demonstrates the three…

Q: Cell is the basic unit of life. Discuss in brief.

A: Introduction We will discuss about the given statement in below step.

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Q: Please answer asap and type your answer and do not copy from anywhere please How do you think soil…

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Q: Explain the occurrence of familial colon cancer and pediatric cancers using Knudson’s two-hit…

A: There are many types of cancers but some of them are congenital and some of them are sporadic  To…

Q: PLEASE answer the 2 with no much explanation Culture media is sterilized after the inoculation of…

A: This questions are related to sterilization in microbiology   Sterilization is a process in which…

Q: a. Why is it impossible to induce nonsense mutations(represented at the mRNA level by the triplets…

A: The mutation is a sudden and permanent change in the organism. It can be passed down from generation…

Q: How can we increase the number of cells in (a). laboratory (from 10,000 cells to 100,000,000 cell)…

A: The increase in cell number is defined as the growth of cells. The one single cell divides to form…

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Q: Give examples of animal and human cells used in laboratory

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A: A voluntary muscle fibre contracts when threshold stimulus (optimum stimulus that could generate a…

Q: Hippocampal lesions in rats reliably disrupt the performance of tasks that involve memory for:

A: Hippocampal lesions It defines the condition when either part of the hippocampus is damaged by…

Q: significance of species collection and why is it critical to understand how to collect and preserve…

A: Species collection is a way of collecting, preserving and organising a variety of biological species…

Q: A X cross, is conducted when an organism with the dominant phenotype and unknown genotype is crossed…

A: This is the test cross, where an organism with dominant phenotype but unknown genotype is crossed…

Q: Describe the arrangement of floral members in relation to their insertion on thalamus?

A: The arrangement of floral members in relation to their insertion on the thalamus is discussed in…

Q: Which one of the following is entirely located within the central nervous system? Multiple Choice…

A: Which one of the following is entirely located within the central nervous system.

Q: 3. Indicate whether the following statements are true or false. If false, rewrite it to make as…

A: The human body contain different systems. All of the systems functions in a coordinate manner to…

Q: AaBbCc x AaBbcc How would you characterize this kind of relationship between the genes: A-B- (gray);…

A: The jeans always to independent assortment at the time of gamete formation. In spite of the…

Q: Was the change in taxonomy for xenoturbellida animals beneficial? Why or why not?

A: Xenoturbellids are a small group of marine invertebrates that includes just over 100 species. These…

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Q: Describe the  Stages in the formation of a functioning protein in the nucleic acid.

A: Nucleic acid DNA and RNA are polymers of nucleotides.

Q: Question:- In an early log-phase E. coli population, there are 1 x 103 cells/ml the generation time…

A:

Q: If an individual from this cross reproduces with another of the same genotype, what are the chances…

A: Straight hair line is a recessive trait. (ww) This trait will only be expressed when both the…

Q: C. Answer the questions correctly. 1. Plants and animals are both capable of reproducing asexually.…

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Q: Compare the function of megaspores and microspores in the seedplant life cycle, and explain where…

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A: ATP (adenosine triphosphate) is the biomolecule that serves as the cell's energy currency. This…

Q: Identify the variation of gametes from the genotype Xx Yy Ww?

A: Ans: Gametes are formed by the fusion of both the parents cells. Here in the question, 3 genes have…

Q: Identify Four (4) possibilities in cell culture practices that able affect the quality and yield of…

A: Cell culture is the process in biology in which various organisms and animal cells are grown in an…

Q: List the purpose(s) of the following:  • use of Dey-Engley medium in environmental swabs • addition…

A: Bacterial growth is multiplication of bacterium into two daughter cells, in an interaction called…

Q: Cystic hibros Ife-threatering disease that causes thick, stcky mucus to buid up in areas of the…

A: DNA is the genetic material in living organisms that is transcribed into mRNA. This mRNA is used for…

Q: For his experiment, Brian needs to prepare 30 plates (use maximum volume), 15 slants (small test…

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Q: Question 1. Which molecules below are converted into ATP during the last step of the metabolism?…

A: Which molecules are converted into ATP during last step of metabolism.

Q: 1. Explain how a "keystone species" and a "dominant species" are different .

A: Species: A population or population of individuals who have similar features and are capable of…

Q: ch of the following is TRUE concerning chemical digestion? brush border enzymes chemically digest…

A: Chemical digestion is a process that involves the enzyme's secretion. This occurs throughout the…

Q: What is the corresponding mRNA sequence of the polymer? 3'CAG TTA AGC CTC GGT TAC CAG GAT ACG GGA 5'

A: Translation is a process which takes place on the ribosomes. It is step of protein synthesis where a…

Q: How can the Ames test distinguish mutagens that cause small insertions/deletions from those that…

A: *Ames test  a biological assay to find the mutagenic potential of an chemical compound which…

Q: An example of Negative Feedback Loop could be: A. Hormones released when giving birth B.…

A: The feedback mechanism is the physiological regulatory system in the living body that works to…

Q: What are two ways genetic variate is introduced in the species with meiosis?

A: Meiosis is the process by which one cell divides twice to generate four cells with half the original…

Q: Match the following words with their definitions. + Chromosomes + Recessive trait Linked genes +…

A: Each definition of the words with explanation is discussed in step 2.

Q: Why is solely cutting calories not as efficient as cutting calories and exercise?     Reduced…

A: ANSWER;- Increased effectiveness of diet Explain;- When you cut your calories too much, you might…

Q: what is the negative effect of the frogs to human, pets, and environment

A: Amphibians  The animals which live on both land as well as in water.

Q: What are two ways genetic variate is introduced in the species with meiosis?

A: Variation in the human genome can manifest itself in a variety of ways. However, in another type,…

Q: What is the predicted phenotypic ratio for the offspring of the following cross?  Allele phenotypes:…

A: Given  R - red (dominant)  r - white (recessive)  T - thin leaf (dominant)  t - broad leaf…

Q: 2. Reproductive isolation reduces gene flow between populations. This means that each subpopulation…

A: Reproductive isolation is a strategy to prevent the production of offspring from members of…

Q: A claim of indirect infringement can occur even without an act of direct infringement. True O False

A: Infringement  A prohibited act of violation with respect to patented invention without the…

Q: Identify the picture and mention the vegetative part that helps it to propagate.

A: The picture shows the underground stem of the ginger plant, commonly called as ginger. It is used as…

Q: maintaining healthy weight as simple as eating less and exercising more?

A: Eating less and exercising more is a myth for maintaining healthy weight. Eating less and exercising…