Evolution of Populations
Mutations in non-coding regions of DNA that have no significant results are called:
neutral mutations
silent mutations
point mutations
single nucleotide polymorphisms
neutral mutations
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How many olfactory receptor genes are present in humans?A. 350
B. 400
C. 600
D. 700
Evolution of change of allele frequencies over some time is called:
A. microevolution
B. macroevolution
C. selection
D. Darwinism
A small population that is separated from original and taken to a new environment takes new features. This is called:
A. phenotypic effect
B. mutagens
C. genetic drift
D. founders effect
Geospiza fortis is found usually at which of following places?
A. Iceland
B. Finland
C. Galapagos island
D. India
All copies of every type of allele of all genes of a population are called:
A. gene pool
B. gene population
C. genetics
D. genome
Which of following mass extinctions claimed about 96% of marine life?
A. Permian
B. Celurian
C. cretaceous
D. Mesozoic
Which of following gas causes ocean acidification?
A. oxygen
B. carbon dioxide
C. nitrogen
D. sulphur
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