Which is the true statement about natural selection? 1. natural selection can cause some traits to become less frequent in a 2. population over generations 3.all the statements are correct 4.natural selection can cause new versions of a trait to appear 5.natural selection causes random changes in trait frequencies in a population

Q: Which the following statements about Darwin's theory of natural selection is true? O In order to…

A: In the year 1809, Charles Darwin was born. He gathered a large quantity of data and realised that in…

Q: Imagine a population of bacteria growing in a carefully controlled and isolated petri dish in a…

A: Evolutionary forces are those which cause evolution over a period of time.

Q: has rebounded (i.e., has returned to higher numbers), but is now homozygous for nearly every gene is…

A: Lots of elephant seal population were killed, suggesting that the hunting is also a random event.…

Q: Natural Selection causes: * Mark only one oval. Changes in the environment All plants and animals to…

A: Introduction Natural selection:- It is a phenomenon in which organisms possessing favorable traits…

Q: The genetic difference within or between populations in the gene pool and/or gene frequency is…

A: Gene Pool: It refers to combination of all the genes including all type of alleles present in…

Q: Question 5 Accurately complete the statement Evolution is best defined as... O a. a large, randomly…

A: Answer. Evolution is a slow, gradual, continuous, irreversible, and natural process of change to…

Q: How do these work? i. Artificial selection ii. Natural Selection iii. Gene flow iv. Non-random…

A: Introduction :- Selective breeding is the process of humans using animal and plant breeding to…

Q: Which must be true for natural selection to occur?  Pick all that apply. 1. there must be an…

A: Evolution is the process of slow and gradual change over a period of time. There are many different…

Q: Which of these observations about genetics influenced the principles of natural selection? Select…

A: Natural selection  Natural selection is a process in which organisms modify their self according to…

Q: Imagine a population of beetles living in someone's backyard. The beetles inhabit several different…

A: Variation refers to the differences in traits or characteristics that exist between individuals…

Q: Which of the following ideas influenced the work of Charles Darwin? 1. inheritance of acquired…

A: He was an english biologist,  best known for his contributions in the science of evolution.

Q: Populations evolve by means of natural selection Group of answer choices True False   Population…

A: Evolution is a charecteristic change in the in species which take place over several generation time…

Q: What is a mode of natural selection that favors a phenotype at one end of a range of variation?…

A: Natural selection is the adaptation and alteration of populations of living organisms. Individuals…

Q: Imagine a population of pea plants growing in Petaluma. 50% of the gene pool is P alleles, for…

A: Answer: Frequency of alleles in a population is the occurance of a particular trait how a trait is…

Q: Wood duck is one of the most recognizable birds in the United States. In the late winter season, the…

A: Mutation is a change in DNA sequence. Mutation can occur from copying mistakes during cell division.

Q: 12. Which can bring new traits to a population and why? 1. natural selection - because it increases…

A: what is mutation ? Mutation is change in the genetic material of a cell(organism's DNA) that can be…

Q: The difference in DNA sequence for most alleles, such as those in heterozygous individuals, was…

A: The genes are the basic unit of inheritance. DNA containing varied genes are transferred into the…

Q: In your own words, how does Genetic Variation support natural selection? Use at least 1 example from…

A: DNA sequence variations among members of a population can be called genetic variation.

Q: What effect does combining genetic drift and natural selection have on beneficial mutations?  b. How…

A: Natural selection is the adaptation and alteration of populations of living organisms.  Individuals…

Q: QUESTION 18 An example of Directional Selection is: O 1. Choosing "ANTH 1200" as a the highest…

A: In population genetics, directional selection is a sort of negative natural selection in which an…

Q: A population of gophers is very isolated, so no individuals can move in/out of the population. It is…

A: introduction Genetic drift is a mechanism of evolution in which allele frequencies of a population…

Q: Final Exam JPG Converted.pdf Sigr 28. The sperm count of the human population of developed societies…

A: Natural selection is a process where by one phenotypes and therefore one genotypes  leaves…

Q: 1. What happened to observed allele frequencies in each population? (only answer this question…

A: The frequency of an allele in a population is measured by its occurrence. Allele frequency can be…

Q: 1. Explain how a phenotype can increase, decrease, or have no effect on an organisms fitness.

A: In general, the term "trait" refers to a distinguishing, recognized quality that varies amongst…

Q: In terms of natural selection, what is a "detrimental mutation"? O One that has a negative effect on…

A: A mutation is a sudden change in the sequence of the organism's genome. It arises due to replication…

Q: Over time, Lizard tails have become shorter than the longest tail but longer than the shortest tail,…

A: Selection in evolution is the process by which heritable traits become more or less common in a…

Q: Founder and bottleneck effects are examples of what? Group of answer choices A-mutation B-genetic…

A: A population evolves when the frequencies of its genotype change over time. Some evolutionary…

Q: Which of the following is a conclusion Thomas Malthus made that influenced Charles Darwin's thoughts…

A: Thomas Malthus stated that the species can populate to any extent but the resources on the earth are…

Q: Would it have made a difference if natural selection had acted on the dominant allele instead of the…

A: Alleles are different versions of a gene. They are classified as dominant or recessive based on…

Q: Would it have made a difference if natural selection had acted on the dominant allele instead of the…

A: The natural section is a directional process that affects the frequency of genes in a population. It…

Q: What was Darwin’s theory of natural selection? What evidence since Darwin’s day confirms his theory?

A:

Q: if gametes from a gene pool combine randomly to make only a small number of zygotes, the allele…

A: Any cumulative or net change in an organism's or population's characteristics over a long period of…

Q: 4. According to the theory of natural selection, why are some individuals more likely than others to…

A: Evolution is a continuous process and we are still evolving. Evolution is nothing but adapting to…

Q: What are the conditions of Natural Selection? Select all that apply. Group of answer choices( more…

A: INTRODUCTION Natural selection Environment make changes and the organisms get adapted to it, it is…

Q: How can negative traits that don't show up until old age continue in populations? (Why aren't they…

A: Natural selection is the process through which individuals with various phenotypes survive and…

Q: Match the following statements with the appropriate term The terms are: a.Genetic polymorphism b.…

A: Introduction  Evolution is the process of a species' features changing over numerous generations…

Q: Let's assume that there are only two alleles in the population, with the A allele dominant over the…

A: Introduction :- Alleles are the alternative forms of a gene . Alleles shows different types of…

Q: In the mountain environment (mostly grey) what would someone expect to happen to the the mouse…

A: We know that there is a food chain to keep balance in ecosystem. Mice are eaten by predators like…

Q: The allele frequency in the population below has changed. Is this an example of evolution? * First…

A: Exponential growth curve is a curve in which growth of the organisms increases exponentially.

Q: Would it have made a difference if natural selection had acted on the dominant allele instead of the…

A: Dominant over recessive

Q: Question 3 is the mechanism that brings about adaptation of organisms to the environment as…

A: The mechanism that brings about adaptation of organisms to the environment as evolution occurs  is…

Q: Select all of the processes that can cause changes in allele frequencies gene flow large population…

A: An allele is an alternative version of a gene that can occupy the same locus, or position, on a…

Q: Match the following examples with the type of natural selection they are describing: .A…

A: Natural selection is a key process that triggers evolution. It can be defined as the process in…

Q: If vestigial traits are no longer useful to an organism, why don't they evolve out of the…

A: Vestigial organs are those structures that are present in the body which had some sort of use for…

Pre-Darwinian Concepts