Certain insects resemble the bark of the trees on which they live. Which statement provides the best possible biological explanation for this resemblance? A
The insects needed camouflage so they acquired protective coloration.

B
Natural selection played a role in the development of this protective coloration.

C
The lack of mutations resulted in the protective coloration.

D
The trees caused mutations in the insects that resulted in protective coloration.

Nucleic acid certain protein cell membranes certain carbohydrates

Select the correct answer from each drop-down menu. during the day, plants produce by splitting water molecules in the light-dependent reactions of photosynthesis. at the same time, plants use cellular respiration to produce some of the needed by the light-independent reactions to make sugars. during the night, plants produce because takes place.

African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.