Answer:
B or D
Explanation:
think of it how you use chalk on a chalk board, its less friction using chalk instead lets say a marker on a white board.
Answer:
Explanation:
Genetic variation in a group of organisms enables some organisms to survive better than others in the environment in which they live. Organisms of even a small population can differ strikingly in terms of how well suited they are for life in a certain environment. An example would be moths of the same species with different color wings.
Active euthanasia
Active euthanasia is an act in
which a health provider directly and intentionally causes the death of a
patient experiencing great pain. An example is when a person is killed by
being given an overdose of pain-killers. From the question given above, this is
an example of active euthanasia.
The answer is C barriers around mating