Would the rate of deleterious or beneficial mutations be a good molecular clock? Why or why not?

Q: How does the structure of DNA enable the ability to store information, be consistently replicated…

A: Nucleic acids are involved in various processes in the cell, their main role is the expression of…

Q: Which of the following statements about the pseudogene is correct?     -Pseudogene is derived from…

A: - first option is only correct.

Q: If not all mutations that contribute to species evolution are passed down, what conditions must be…

A: Mutations  These are the alterations in the sequence of the DNA, occured due to the mistakes during…

Q: between gene mutation and structural mutations, which of them would likely persist in the…

A: Answer : Gene mutation persist in the population.

Q: Why hybridization does not necessarily result to evolution?

A: Hybridization is the process of using base pairing to combine two complementary single-stranded DNA…

Q: DNA-based

A: In the initial times the genetic material of yhe most of the primitive organisms was the RNA and…

Q: Why would population size influence the survival of both types of mutations (deleterious an…

A: Everyone competes with each other for food and survival but the individual who is the fittest will…

Q: Which molecular systems can be/have been engineered by molecular programming? Write the logic behind…

A: The   molecular programming as offering new ideas and approaches to major problems in biology ,…

Q: Outline the different rates of evolution that are typically seen in different parts of a…

A: There are certain sites within a protein-encoding gene that are conserved more than the other sites.…

Q: How does analysis of DNA and proteins support each other evidence for evolution?

A: Introduction :- The interpretation of genetic sequences is known as DNA analysis, and it can be…

Q: How is evolutionary (genetic) change measured, and how is the cause determined?

A: Evolution can be described as the development of an organism from the ancestral species in response…

Q: Some genes evolve more rapidly than others. But how can this be demonstrated?

A: With the sequencing of genomes of many species, the geneticists are giving a detailed picture of the…

Q: What is the difference between a neutral and an adaptive evolutionary process? Describe two or more…

A: Evolution: Evolution is a systemic process that is happening step by step manner to select an…

Q: What event contradicts the central dogma of molecular biology

A: The central dogma illustrates the information of genetic flow from DNA to RNA. According to the…

Q: Model Genetic Organisms: Why are fruit flies considered a model genetic organism? Would humans fit…

A: Model organisms are non-human species that are studied to understand biological processes. They are…

Q: Describe the signiicance of mutations in terms of evolution.

A: A gene pool is the complete set of alleles (gene variants) of a species, or population and various…

Q: Evolution happens over time through mutations at the chromosomal and nucleotide levels. Mutations…

A: Mutation:- it is a phenomenon or process in which  nucleotide sequences are changed in reading…

Q: A human protein, MC1R is responsible for telling human cells what type of pigment proteins to…

A: Melanin is defined as a type of natural skin pigment where it provides color to the hair, skin and…

Q: Which statement about genome evolution is false?     Mutations at the ends of introns are less…

A: Evolution is change in the heritable characteristics

Q: Suppose that life exists elsewhere in the universe. All life must contain some type of genetic…

A: a genome is the genetic material of an organism.  It consists of DNA (or RNA in RNA viruses).  Each…

Q: How do molecular biology explain the evolution of life?

A: Molecular biology It is the science that studies the molecular basis of biological activity in and…

Q: Define the neutral theory of molecular evolution ?

A: BASIC INFORMATION EVOLUTION The theory of evolution was first given by the Jean Baptist de Lamark.…

Q: Given that mutations are almost always neutral or harmful, why are mutations nevertheless essential…

A: Evolution refers to the changes in the characteristics of an organism for several generations which…

Q: Which of the following is a change in the structure of a gene resulting in a variant that can be…

A: Gene pool refers to the composition of all genes present in the particular population of a species.

Q: Based on literature, the number of genes in the human genome is lower compared to rice but rice have…

A: Answers :  the number of genes in the human genome is lower compared to rice but rice have fewer…

Q: Why is mutation important to evolution if it is the microevolutionary force t

A: Mutation is the process in which the DNA sequences are changed due to misplaced entries, deletion or…

Q: Many mutations can be corrected by DNA proofreading/ repair enzymes. What would happen to the…

A: BASIC INFORMATION  MUTATION  it is sudden or discontinuous variation these changes occurs in the…

Q: Which of the following is not a reason fruit flies are considered to be good model organisms for…

A: The organisms that are studied for experiments are called model organisms . Example - Yeast, fruit…

Q: Why was the neutral theory of molecular evolution arevolutionary idea?

A: Evolution is change in the heritable qualities of natural populaces over progressive generations.…

Q: In what sense does the universality of the genetic code support the theory of evolution?

A: Because of the genetic code, a lot of very different species have the same genes. Similarities and…

Q: Our DNA is subject to mutations on a daily basis. Why do most mutations that occur in the genome of…

A: Introduction Mutation Is A Changes In The Genome, When A DNA Gene Is Destroyed Or Mutated In Such A…

Q: Many animals have the p53 gene that makes a protein that regulates the cell cycle and helps prevent…

A: Let us rank the species according to the percentage similarity (Highest similarity -1; lowest…

Q: What is the purpose of a molecular clock?

A: The molecular clock is a technique that used to measure the evolutionary change over time at the…

Q: If mutations occur at random with respect to an organism’s needs, how does a species become more…

A: Introduction  Evolution is the key process which regulates the survivability and continuity of…

Q: Pesticides are chemicals that are often sprayed on crops to kill plant-eating insects, preventing…

A: Pesticide resistance describes the decreased susceptibility of a pest population like insects to a…

Q: Which of the following graphically shows the evolution of protein sequences? O Blosum-62 BLAST O…

A: Protein Sequencing:  Protein sequencing is the technique of determining the amino acid sequence of a…

Q: Explain mutation as a force of evolution (how do mutations contribute to biological change?

A: A mutation is a change in DNA, the hereditary substance of life is a mutation.

Q: Molecular clocks are based on comparisons of the number of______ mutations between species. a.…

A: Molecular clock provides a measure of evolutionary change over a long period of time.

Q: For each of the following examples, discuss whether the observed result is due to neutral mutations…

A: DNA is the genetic material in most living organisms. It is the information hub of the cell that…

Q: A population of tribbles got on board two different starships and has been evolving apart for 6…

A: ANSWER;-

Q: What are the four processes that lead to the evolution of new genes from a single ancestral gene?

A: The present concept of evolution is a modified form of the Darwin's theory of natural selection and…

Q: Charles Darwin had so many observations after his voyage through the HMS beagle. What Darwinian…

A: The Galapagos archipelago is dominated by these finches. The finches living in Galapagos islands…

Q: Why are mutations crucial for evolution? Mutations in germline cells that affect large parts of the…

A: The mutation is the fundamental cause of all variation. Natural selection and genetic drift are…

Q: What is the molecular clock?

A: Mutation is an abrupt change in the DNA sequence and nucleotide base pairs.  Mutation is caused by…

Q: What causes evolutionary (genetic) change?

A: Evolution is the gradual accumulation of variations in the existing organisms leading to the…

Q: Which organism violates the central dogma of molecular biology?

A: Introduction "The mechanism through which genetic information transfers from DNA to RNA to produce a…