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TLS Online TPP Program

#Question id: 3375


Evolutionary force

Caused

A

Mutation

i

Increase genetic variation within population 

B

Genetic Drift

ii

Decrease genetic variation within population 

C

Migration 

iii

Decrease genetic variation between  population 

iv

Increase genetic variation between population 

Which of the following combination is correct?

#Section 2: Evolution

  1. A -(i) (ii), B -(i) (iv),  C –(ii), (iii)    

  2. A -(i) (iv), B -(ii) (iv), C –(i), (iii)

  3. A -(i) (iii), B -(ii) (iii), C –(i), (iv)          

  4. A -(i) (iv), B -(ii) (iii), C –(i), (iv)

More Questions
TLS Online TPP Program

#Question id: 4620

#Section 2: Evolution

The upper forelimbs of humans and bats have fairly similar skeletal structures, whereas the corresponding bones in whales have very different shapes and proportions. However, genetic data suggest that all three kinds of organisms diverged from a common ancestor at about the same time. Which of the following is the most likely explanation for these data?
TLS Online TPP Program

#Question id: 10571

#Section 1: Ecology

Uniform spacing patterns in plants such as the creosote bush are most often associated with
TLS Online TPP Program

#Question id: 16853

#General Aptitude

Peter can see the Rocky Mountains from the window of his room in the hotel.
TLS Online TPP Program

#Question id: 10867

#Section 2: Evolution

Plants that inhabit stable environments tend to produce ________ seeds.
TLS Online TPP Program

#Question id: 3371

#Section 2: Evolution

If a given gene in a randomly mating population has three alleles a, b and c in the ratio of 0.6, 0.3 and 0.1 respectively, what is the expected frequency of all heterozygote?