What is a cline? A. Discrete changes in genetic or phenotypic characteristics of a population over geographic space. B. Similar genetic or phenotypic characteristics of a population within the same geographic space. C. A gradual change in genetic or phenotypic characteristics of a population over geographic space. D. A gradual change in genetic or phenotypic characteristics of a population within a set geographic space.
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What is a cline?
| A. |
Discrete changes in genetic or |
|
| B. |
Similar genetic or phenotypic characteristics of a population within the same geographic space. |
|
| C. |
A gradual change in genetic or phenotypic characteristics of a population over geographic space. |
|
| D. |
A gradual change in genetic or phenotypic characteristics of a population within a set geographic space. |
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- based on the image attached a) Explain how genetic drift caused egg hatching to decrease in the late 1980s and 1990. b) Why did hatching improve following translocations? c) What are the general effects of gene flow between populationsGive typing answer with explanation and conclusion Which of the following statements is false? Question 5 options: A) When insect populations are attacked with pesticides, the populations increase their mutation rates so that they can develop pesticide-resistant alleles. B) Small populations have smaller gene pools than larger populations. C) The fittest members of a population leave more offspring than less-fit individuals. D) Natural selection is responsible for most adaptive changes in populationsPopulation genetics is the study of ________. a. how allele frequencies in a population change over time b. populations of cells in an individual c. the rate of population growth d. how genes affect embryological development
- A population of birds may have red feathers or orange feathers. Red feathered birds have the genotype RR or Rr. Orange feathered birds have the genotype rr. The frequency of the RR genotype is .46 a. What is the frequency of heterozygous birds? B. What is the frequency of the R allele ? C. What is the frequency of r allele?In which situation will populations experience gene flow? A)hybridization between two populations of ground beetles B)natural-selection pressures between two populations of dragonflies C)mate competition between two populations of red-legged grasshoppers D)intersecting migration routes between two populations of monarch butterfliesWhich option would not disturb a Hardy-Weinberg Equilibrium in a population? a) Random mating b) Gene flow c) Genetic drift d) Genetic mutation
- Give written answer with explanation and conclusion A population of rabbits may be brown (the dominant phenotype) or white (the recessive phenotype). Brown rabbits have the genotype BB or Bb. White rabbits have the genotype bb. The frequency of the BB genotype is 0.35. Assuming that this population is in Hardy-Weinberg equilibrium, what is the frequency of the B and b allele respectively?Migration of individuals from a mainland population to a unique island population will result in… a. homogenization of allele frequencies between the two populations. b. isolation and bottleneck effect. c. increased homozygosity in both populations. d. increased population differentiation between the two populations.a. What effect does combining genetic drift and natural selection have on beneficial mutations? b. How would you it change if population size increases
- In horses, tobiano is a white spotting pattern. The tobiano allele (T) is dominant over the non-tobiano (t) allele. In an ideal horse population exhibiting Hardy–Weinberg equilibrium, 325 horses out of 500 are non-tobiano. a. Calculate the number of homozygous dominant tobiano horses. Answer b. Calculate the number of heterozygous horses. Answer c. Calculate the number of tobiano horses in the population. Answer Express your answer rounded to the nearest whole number.Scientists study the possible effects of human activity on the genetic variations within members of two populations of sparrows, A and B, that live within similar ecosystems. Population A lives in a recreational campsite while population B lives in a nature preserve. Both populations exhibit similar genetic variation between the parent population and second generation. However, a tornado touches down in the habitat of population A during the lifespan of the second generation. Which statement best describes the predicted difference between the third generation of the two populations? A - Population B underwent a speciation that will lead to an increase in the genetic variation of the third generation compared to population A due to natural selection. B - Population A underwent a speciation that will lead to an increase in the genetic variation of the third generation compared to population B due to natural selection. C - Population B underwent a bottleneck effect that will lead to a…a)Can alpha diversity value go above 1? b) if you want to compare diversity between Jubilee College state park and Nachusa grassland what is diversity concept will be used? (Alpha, beta, gamma diversity)