Answer:
b.
Explanation:
They used Franklin's photo to determine that DNA was a double helix.
Answer:
Minerals are added to water to enhance taste.
Explanation:
Answer: isotopes is the answer to this question
If you are referring to selection pressure, when the selection pressure decreases, there will be weaker forces of natural selection. The angler fishes without the favourable traits would not be that strongly selected against and vice versa. In some cases such as predation selection pressure, the population of angler fishes in the habitat may increase
