Given that mutations are almost always neutral or harmful, why are mutations nevertheless essential to evolution? Explain your answer

Q: Discuss at least two reasons why we cannot consider evolution by natural selection progressive.

A: There are few points to be kept in mind about Natural selection . Which are as follows: Natural…

Q: Subject: Microbiology Some scientists suggest that mutation is the single most important event in…

A: Evolution is defined as the process of change in allelic frequencies in a population over successive…

Q: Under what kinds of conditions would you expect to find convergent evolution?

A: Evolution is a gradual phenomenon and evolutionary change occur at several level on a species. The…

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: Even though they have several differences, a bacterium and a human cell will both contain DNA. With…

A: Bacteria is a prokaryotic organism that do not contain any membrane bound cell organelles. They have…

Q: An ancient gene underwent duplication during the course of evolution to yield two chain genes…

A: Gene duplication is a major mechanism through which new genetic material is generated during…

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: Is evolution by natural selection a random process?

A: Evolution is changes of simpler organism to complex organism by continuos changes during a period of…

Q: In evolution, what is Phylogenetic path analysis?

A: Phylogenesis refers to the diversification and evolutionary development of a group of organisms or…

Q: Black lava rocks only appeared in the desert about 1000 years ago. If the first dark-colored rock…

A: It's depends on how fast new mutation occur

Q: Why is a silent mutation ignored by natural selection?

A: Mutation  The changes in the sequence of gene or DNA either by addition or deletion of base pairs…

Q: How to understand the roles of genes in evolution ?

A: Evolution refers to the change in heritable traits in a population of biological individuals over…

Q: In Genetic Variation, If people have a similar genetic makeup, why do weu use DNA to understand or…

A: Genetic variations arise due to the differences in the nucleotide sequence of DNA.

Q: knowledge of biology. Mutations are often referred to as the "raw materials" of evolution. 4. State…

A: It is the gradual change in an organism which results in the development in several character leads…

Q: Why is the study of evolution controversial and uncomfortable for some?

A: It is the process by which different kinds of living organism are believed to have developed from…

Q: What Darwin Never Knew. What did Darwin not know about when he wrote the Origin of species by…

A: Charles Darwin was the first person who discussed regarding origin of species by natural selection.…

Q: Why are only inherited variations important in the evolutionary process? Explain your answer.

A: Evolution is a process that causes changes in a population's genetic material through time.…

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: How do genetic drift and geneflow cause evolution? Give an examples.

A: Over repeated generations, evolution is explained by variation in the heritable traits of natural…

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: If heterozygosity is reduced, what happens to the potential for evolution?

A: Evolution is the alteration in the organisms of a population at the gene level that over time leads…

Q: how genetic information provides evidence for evolution?

A: The DNA is the genetic material that contain nucleotides sequence. The DNA of a every individuals…

Q: What is the role of variation in evolution – if heterozygosity is reduced, what happens to the…

A: Evolution is the process of change in the characteristics of a population over time. The changes in…

Q: If a species is immutable (mutations do not occur) is evolution possible? Explain

A: Mutations are the changes in the DNA that occur in the gamtes I. e sperms and ova and which is thus…

Q: What is natural selection? Do you think it plays a vital role in the course of evolution alone? Why?

A: Evolution is defined as alterations in the characteristics of biological populations that are…

Q: Which evolutionary factors are random processes? Which among are not? Why?

A: The evolutionary processes that are: random are mutation, non-random mating, gene flow, finite…

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: The raw material for evolution is random mutation. Discuss whether or not you view evolution as a…

A: The process of Biological evolution refers to the cumulative changes that occur in a population over…

Q: If heterozygosity is reduced, what happens to the potential for Evolution?. Explain in details

A: Evolution is the alteration in the organisms of a population at the gene level that over time leads…

Q: does the process of evolution drives the diversity

A: The branch of biology which deals with the study of heredity and evolutions known as the genetics.…

Q: Which of the following examples from class show that a mutation can have evolutionary benefits?…

A: Mutations are an important aspect of evolution. All the genetic features in an organism were,…

Q: Why is mutations almost always neutral or harmful? If this is true, why are mutations nevertheless…

A: mutations are any chanage in the nucleotide sequence in genetic material of an organism .  gene is…

Q: Discuss the significance of mutations and explain the role of the environment in the evolutionary…

A: Evolution is the process of change in the characteristics of a species over several generations and…

Q: Do you think the human race is continuing to evolve in a Darwinian, genetic sense? Are the genes of…

A: Darwin suggested the survival of fittest and natural selection criteria for evolution. Thus…

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

A: Permanent alteration in the sequence of DNA (deoxyribonucleic acid) is known as mutation. They can…

Q: Without mutation, evolution would proceed at a slower pace because changes in allele frequencies…

A: Mutation is change in normal DNA sequence . It can occur as as result of error  during cell division…

Q: Explain  why genetic drift causes evolutionary change but does not produce adaptations

A: The branch of science which is concerned with the study of genes is known as genetics. Genetics…

Q: In the scientific competition against fixism, what are the main arguments that favor evolutionism?

A: Introduction :- The theory of evolution is founded on the assumption that all species are connected…

Q: What is the driving force behind divergent evolution? Explain.

A: Introduction We have to explain the driving force behind divergent evolution.

Q: fitness

A: Evolution is the change in the characteristics of a species over several generations and relies on…

Q: What causes evolutionary (genetic) change?

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

Q: Explain how it is that natural selection doesn't act on genes?

A: Variation is essential for a species' existence because it helps the organism to adapt to changing…

Q: Relative to a human lifetime, is evolution a process too slow or too fast for us to see it easily?

A: Evolution is the gradual change of a species' traits over a period of time. Natural selection has a…

Q: "Mutations propose and natural selection disposes," is a short way of describing how species change…

A: Mutation is the process in which there is a alterations in the gene sequences and this change is…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.