5. organisms in which male and female gametes are produced by two different individuals are .

answer: the two most common gametes are sperm and ova. these two haploid cells can undergo internal or external fertilization and can differ from each other in size, form, and function. some species produce both sperm and ova within the same organism. they are called hermaphrodites.

explanation:

a- all cells come from pre-existing cells

well for one plants are always the producer, so a is the answer. a wolf is more of the consumer(predator) and the deer is the prey so i know those two are out of the question. also mushrooms are fungi/fungus so a is the producer.