QUIZ ONLINE UJI NYALI 3 BIOLOGI DASAR: MIKRO- & MAKROEVOLUSI
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PRINSIP MIKROEVOLUSI DAN MAKROEVOLUSI 13. B1J008125 SLAMET KHANIFUDIN1)50 2)100
- 1.The effects of natural selection may be countered by
- A.
Gene flow
- B.
Genetic drift
- C.
Mutation
- D.
Inbreeding
- 2.The random loss of alleles in a population is called _________
- A.
Mutation
- B.
Selection
- C.
Genetic drift
- D.
Gene flow
- 3.Which of the following factors is most likely to contribute to gene flow between populations?
- A.
Random mating
- B.
Migration
- C.
Mutation
- D.
Genetic drift
- E.
Inbreeding
- 4.What is the ultimate source of genetic variability?
- A.
Mutation
- B.
Migration
- C.
Genetic drift
- D.
Nonrandom mating
- E.
Selection
- 5.Inbreeding
- A.
Increases the rate of mutation
- B.
Increases the proportion of homozygous individuals in a population
- C.
Never occurs in plants
- D.
All of the above
- E.
None of the above
- 6.Evolution on the scale of populations, called ________, is defined as a change in the allele frequencies in a population
- A.
Microevolution
- B.
Macroevolution
- C.
Gene pool
- D.
Genetic drift
- 7.The two main causes of microevolution are genetic drift and natural selection
- A.
TRUE
- B.
FALSE
- 8.Factor can alter the allele frequencies in a population:
- A.
Genetic drift
- B.
Natural selection
- C.
Gene flow
- D.
Mutation
- E.
All of the above
- 9.Gene flow is genetic exchange due to migration of fertile individuals or gametes between populations.
- A.
TRUE
- B.
FALSE
- 10.A change in an organism’s DNA. 13. B1J008125 SLAMET KHANIFUDIN1)50 2)100
- A.
Mutation
- B.
Migration
- C.
Genetic drift
- D.
Nonrandom mating
- E.
Selection
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