Which of the following provides the best example of a change in genetic
traits over several ge...
Biology, 22.04.2020 20:19 faithcalhoun
Which of the following provides the best example of a change in genetic
traits over several generations in response to natural selection?
a) Farmers choose to plant only seeds from those crops that proved to be resistant to
insects.
b) The number of spots on a group of giraffes varies from one individual to the next
c) A group of chimpanzees learns to communicate with their trainer to obtain food.
d) The average root depth of one species of plant increases as annual rainfall in the area goes down.
Answers: 1
Biology, 21.06.2019 18:10
Why do mutations in genes affect traits? o a. genes determine what type of mutagens an organism has. o b. genes produce proteins that cause traits. o c. genes affect how many chromosomes an organism has o d. genes code for carbohydrates that influence traits.
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Biology, 22.06.2019 01:00
Why reason best illustrates why hershey and chase chose to use viruses in their experiment?
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Biology, 22.06.2019 05:30
Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.
Answers: 1
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