#1
Which scientist is credited with proposing the theory of evolution by natural selection?
Charles Darwin
ExplanationCharles Darwin proposed the theory of evolution by natural selection.
#2
What is the fundamental unit of heredity?
Gene
ExplanationThe fundamental unit of heredity is the gene.
#3
Which scientist discovered the structure of DNA?
Francis Crick
ExplanationFrancis Crick discovered the structure of DNA.
#4
What is the term for the movement of alleles from one population to another?
Gene flow
ExplanationGene flow is the movement of alleles from one population to another.
#5
What is the term for the phenomenon where an organism exhibits traits that enhance its survival and reproductive success in its environment?
Adaptation
ExplanationAdaptation is the phenomenon where an organism exhibits traits that enhance its survival and reproductive success.
#6
Which of the following is not a type of point mutation?
Chromosomal inversion
ExplanationChromosomal inversion is not a type of point mutation.
#7
What is the term for the phenomenon where individuals with intermediate phenotypes are favored in natural selection?
Stabilizing selection
ExplanationStabilizing selection favors individuals with intermediate phenotypes in natural selection.
#8
What is the term for the process by which segments of DNA are cut and recombined to produce new combinations of alleles?
Recombination
ExplanationRecombination is the process of cutting and recombining DNA segments to produce new allele combinations.
#9
Which evolutionary biologist proposed the idea of punctuated equilibrium?
Stephen Jay Gould
ExplanationStephen Jay Gould proposed the idea of punctuated equilibrium in evolution.
#10
Which evolutionary process involves the formation of new species?
Speciation
ExplanationSpeciation is the evolutionary process involving the formation of new species.
#11
Which molecular clock is widely used to estimate the time of divergence between species?
Mitochondrial DNA clock
ExplanationThe Mitochondrial DNA clock is widely used to estimate the time of divergence between species.
#12
What does the Hardy-Weinberg principle describe?
The equilibrium of allele frequencies in a population
ExplanationThe Hardy-Weinberg principle describes the equilibrium of allele frequencies in a population.
#13
What is the term for the process by which a new species evolves from a single ancestral species while inhabiting the same geographic region?
Sympatric speciation
ExplanationSympatric speciation is the process by which a new species evolves from a single ancestral species in the same geographic region.
#14
Which of the following is a type of non-coding RNA involved in gene regulation?
MicroRNA (miRNA)
ExplanationMicroRNA (miRNA) is a type of non-coding RNA involved in gene regulation.
#15
Which scientist proposed the 'neutral theory of molecular evolution', suggesting that most evolutionary changes at the molecular level are driven by random genetic drift?
Motoo Kimura
ExplanationMotoo Kimura proposed the 'neutral theory of molecular evolution', suggesting that most evolutionary changes at the molecular level are driven by random genetic drift.