Which of the following evolution-related events is in the correct cause-and-effect sequence?
a. mutation ? variation ? natural selection ? adaptation ? speciation
b. variation ? adaptation ? mutation ? natural selection ? speciation
c. speciation ? adaptation ? variation ? mutation ? natural selection
d. mutation ? speciation ?adaptation ? variation ? natural selection
e. natural selection ? variation ? mutation ? adaptation ? speciation
ANSWER: a
You might also like to view...
Mushrooms are an example of ____ fungi
a. Ascomycete b. Basidiomycete c. Glomeromycete d. chytrid e. zygomycete
The outermost electron ________ of an atom can interact with other atoms to form a molecule
Fill in the blank(s) with correct word
When imbalances occur in the sex ratio of sexual species that have two sexes (that is, other than a 50:50 ratio), the members of the minority sex often receive a greater proportion of care and resources from parents than do the offspring of the
majority sex. This is most clearly an example of _____. A) sexual selection B) balancing selection C) stabilizing selection D) frequency-dependent selection
During operant conditioning, an animal learns to
A) perform a behavior to receive a reward or avoid punishment. B) perform a response to a new stimulus. C) change an imprinted behavior. D) behave like a different animal. E) imprint upon an inappropriate object.