What would happen if a mutation created a new allele that decreased fitness? *

Q: Graph 2: Draw the predictions of a population genetics model when the starting allele frequency of…

A: If the following assumptions are met, allele frequencies  in a population will remain in…

Q: Which of the following are NOT processes that can change allelic frequencies? Group of answer…

A: Mutation:- A mutation is a change in a DNA arrangement. Mutations can result from DNA copying errors…

Q: Ultraviolet rays in sunlight cause skin cancer. In today’s world, people of all skin colors, but…

A: Ultraviolet rays from the sunlight lead to skin cancer in people. It causes a mutation in the DNA of…

Q: We have explored some of the difficulties in separating the genetic and environmental components of…

A: Heritability can be defined as the proportions of the total phenotypic variation that has occurred…

Q: Imagine a population of mice living in a grey, rocky environment. Some mice are grey and some are…

A: Natural selection is a driving force of evolution. Individuals with different phenotypes show…

Q: Create an A3 poster that demonstrates the following genetic concepts: The difference between…

A: The differences observed in individuals for a particular trait is mostly related to their genotypes…

Q: If recessive alleles were beneficial, would this promote the evolution of selfing? Describe why or…

A: Breeding systems are extremely important as they affect genome evolution through genetic processes.…

Q: 1. Is this trait autosomal recessive or autosomal dominant? 2. What is the genotype of II-3? 3.…

A: DNA ( deoxyribonucleic acid) is the genetic material that the organism inherits from the parental…

Q: Say you have a lab population of 1000 dragonflies that is in Hardy Weinberg equilibrium. Body color…

A: Gene is the basic fundamental unit of heredity and is transferred from one generation to another.…

Q: A population of snails has a deleterious mutation (m) with a mutation rate of 0.01. Heterozygotes…

A: Introduction  A mutation is a change in the genetic material (DNA or RNA) of an organism. Mutations…

Q: One of the following is gene flow:   Group of answer choices   Because you were born more fat cells,…

A: Genetic material is transferred from one group to another by gene flow, sometimes referred to as…

Q: Drag the item from the item bank to its corresponding match. The physical expression of genes. This…

A: DNA is the genetic material present in the nucleus of the cell. The DNA is present in the…

Q: AFTER malaria is cured, the frequency of the HbS allele should decrease in regions with a lot of…

A: Mutation can lead to various disorders such as cancer and a wide range of genetic disorders.…

Q: You are a fancy rat breeder investigating different characters in fancy rats. You have two true…

A: A genotype with similar variants of genes (alleles) is known as a homozygous genotype and a genotype…

Q: Natural Selection is defined as the differential survival and reproduction of individuals due to…

A: IntroductionNatural selection is a cornerstone of evolutionary biology, explaining how populations…

Q: What is the gene pool?     A part of a chromosome that encodes an RNA or protein product in its DNA…

A: The basic physical and functional unit of hereditary is referred to as gene, which is stored in the…

Q: Selection may also act against heterozygotes. How do allele frequencies change if the two…

A: Answer: HETEROZYGOUS:  when two different alleles are presnt in a genotype and showing different…

Q: Imagine a population 528 individual plants.  In this population, 4 % of the plants produce red…

A: The Hardy-Weinberg equilibrium principle states that, under certain conditions, the frequency of…

Q: A male cardinal's red color is an example of a trait affected by natural selection. The females of…

A: Introduction Natural selection is the activity in the environment through which an individual can…

Q: Describe why fitness has a molecular basis. How does DNA play a role in an organism's fitness? Is…

A: DNA(deoxyribonucleic acid) is defined as the biological molecule that carries all the genetic…

Q: An hypothesis for the extinction of the dinosaurs is that the earth had been hit by a gigantic…

A: This type of gene frequency change is called Genetic Drift.

Q: had trouble with explaining how natural selection affects alllele and genotype frequency. Does…

A: Natural Selection : It is a type of evolution. It is the process through which populations of living…

Q: Flower colour in snapdragon plants is a single gene trait controlled by two alleles. In a…

A: Hardy-Weinberg Equilibrium is a concept that serves as a benchmark for researchers to analyze gene…

Q: You discover that selection favors allele A and that this results in an increase in the frequency of…

A: This is also known as genetic drift or hitchhiking effect.   In this allelic frequency changes are…

Q: House mouse (Mus musculus) Gene of interest: B4galnt2 (encodes glycosyltransferase enzyme) Allele R:…

A: The objective of the question is to predict the frequency of the R allele in a mouse population…

Q: Which of the following do NOT contribute to keeping low-fitness alleles in our gene pool? O Late age…

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

Q: How do allele frequencies change if the two homozygotes have equal fitness, but heterozgotes have a…

A: Natural selection can cause microevolution (change in allele frequencies), with fitness expanding…

Q: In order for evolution to occur via natural selection on a particular trait, which of the following…

A: The correct answer is: variation, fitness consequences, and mode of inheritance.Variation: This is…

Q: The variation in the trait is at least partially genetic and can be passed from generation to…

A: Genes determine phenotypic traits or characteristics that can be observed in an organism. It…

Q: what does the term "genotype" refer? Group of answer choices how an organism looks the DNA sequence…

A: Introduction: Genotype refers to (internal) genetic makeup of an individual or it describes complete…

Q: Genetic drift changes the gene flow whereby the breeding pairs have no mutations. Group of answer…

A: Gene flow is the transfer of genetic material from one population to another.

Q: Which of the following is NOT a valid evolutionary explanation for why aging (or senescence)…

A: An organism begins to weaken and frailty as it ages, which is a natural occurrence. Once a person…

Q: Which of the following traits are more likely to become widesprea the next generation? acquired…

A: The passing on of traits from parents to their offspring is known as heredity, also described as…

Q: Imagine there's one gene with two alleles: "p" and "q". "p" is dominant and codes for brown hair,…

A: Hardy-weinberg principle describes a theoretical situation in which a population is not evolving.…

Q: 2 2. A survey was conducted for a certain trait (the ability to roll tongue or inability to roll the…

A: R r R RR Rr r Rr rr The phenotypic frequency R can roll their tounge to r who can't roll…

Q: hich individuals have the highest fitness among all others where there is no malaria? Group of…

A: Sickel Cell Anaemia is a genetic hereditary disorder in which red blood cells shape changes in to…

Q: A farmer plants transgenic Bt corn that is genetically modified to produce its own insecticide. Of…

A: Transgene is a segment of a gene that is either naturally transferred or artificially introduced…

Q: You are a fancy rat breeder investigating different characters in fancy rats.  You have two true…

A: A genetic trait is considered dominant if it is expressed in a person even in its single copy. While…

Q: Which of the following changes or mutations can be acted upon by natural selection? For each choice,…

A: Evolution is the gradual accumulation of changes in organisms over a period of time. The theory of…

Q: 60 individuals have the genotype AA 28 individuals have the genotype Aa 12 individuals have the…

A: The proportionate representation of a particular gene variant (allele) within a population is…

Ecological adaptations

An ecological adaptation is any morphological, physiological, or behavioral trait of an organism that allows it to survive and reproduce in a habitat or ecosystem. Adaptation is a biological mechanism by which an organism gradually gets more acclimated to its surroundings.