The variation among individuals, on which natural selection acts, describes
A) genetic differences.
B) physical training and exercise.
C) nutritional differences.
D) random occurrences in the lifetimes of individuals.
Correct Answer:
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Q20: Which of these would be an example
Q21: To test the effect of vitamin D
Q22: The experiments of Francesco Redi
A) disproved the
Q23: Suppose an organism has an enzyme that
Q24: In a word, ʺevolutionʺ means
A) nature.
B) change.
C)
Q26: After you drink a glass of acidic
Q27: Chromosomes are made of
A) proteins.
B) DNA.
C) DNA
Q28: The concept of evolution is based on
A)
Q29: Adaptations include all of the following EXCEPT
A)
Q30: Which of the following is a characteristic
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