Individuals with variations that make them best suited to their environment will, on average, be more likely to
A. be larger
B. survive and reproduce
C. evolve
D. change over time
Answer: B. survive and reproduce
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Which of the following is most likely to produce an African butterfly species in the wild whose populations show two strikingly different color patterns?
A) artificial selection B) directional selection C) stabilizing selection D) disruptive selection E) sexual selection
Why might a soil that has a sufficient concentration of a mineral element, for example, calcium, not have sufficient
availability of the element to maximize plant growth rates?
What will be an ideal response?Reduction of nitrogen-oxygen ions and compounds by some bacteria is called ________.
A. aerobic respiration B. denitrification C. deamination D. nitrification E. fermentation
Why was the evolution of lignin-impregnated cell walls significant?
What will be an ideal response?