Biology, 26.03.2021 19:10 stalley1521
Which best summarizes the peppered moths in England after the Industrial
Revolution?
O A. A new mutation
allowed moths to survive.
O B. The phenotype frequency changed.
O
C. The light moths had an advantage.
O
D. Moths learned to adapt
to their environment.
Answers: 2
Biology, 22.06.2019 16:40
Cells a and b are the same size and shape, but cell a is metabolically quiet and cell b is actively consuming oxygen. oxygen will diffuse more quickly into cell because . b the oxygen molecules inside cell b have a higher kinetic energy b. a its membrane transport proteins will not be saturated c. a the diffusion gradient there is shallowerd. b the diffusion gradient there is steeper
Answers: 2
Biology, 22.06.2019 17:30
Adding more tributaries to a local river basin can have what effect?
Answers: 3
Biology, 22.06.2019 20:30
The hershey and chase experiments involved the preparation of two different types of radioactively labeled phage. which of the following best explains why two preparations were required? a. the bacteriophage used in the experiments was a t2 phage. b. it was necessary that each of the two phage components, dna and protein, be identifiable upon recovery at the end of the experiment. c. each scientist had his own method for labeling phage, so each conducted the same experiment using a different isotope. d. establishing the identity of the genetic material required observation of two phage generations.
Answers: 2
Which best summarizes the peppered moths in England after the Industrial
Revolution?
O A. A n...
O A. A n...
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