Exercise 1

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Embibe Experts Biology Solutions for Exercise 1

Simple step-by-step solutions to Exercise 1 questions of Evolution from Biology Crash Course KCET UG. Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.

Questions from Exercise 1 with Hints & Solutions

HARD
KCET UG
IMPORTANT

In a population which is in equilibrium, there are 360 individuals which are of the genotype AA, 160 to genotype aa, and 480 to genotype Aa. The frequency of the allele A in this population is:

HARD
KCET UG
IMPORTANT

In a sampled population the allelic frequency of recessive trait is 16% then the allelic frequency of heterozygous individuals is

EASY
KCET UG
IMPORTANT

Darwin's finches are a good example of:

MEDIUM
KCET UG
IMPORTANT

In 1953 S. L. Miller created primitive earth conditions in the laboratory and gave experimental evidence for the origin of the first form of life from pre-existing non-living organic molecules. The primitive earth conditions created include:

MEDIUM
KCET UG
IMPORTANT

Variations during mutations of meiotic recombination are:

EASY
KCET UG
IMPORTANT

On Galápagos island Darwin observed variation in beaks of birds (Darwin's finches) and he concluded:

EASY
KCET UG
IMPORTANT

Industrial melanism is an example of:

MEDIUM
KCET UG
IMPORTANT

A population of finch birds with medium sized beaks colonizes an island with plants producing medium and large sized seeds. After a disease wipes out all the plants with medium sized seeds, what is most likely to happen to the finches?