Answer: Evolutionary
Explanation:
Evolution of the male and female reproductive organs is necessary for the advancement of mating strategies that range from simple to complex living beings. This is a kind of adaptation those which have phenotypic characteristics favourable to attract the mates will reproduce the offspring. These traits will be passed on to the progeny and evolution of the species will take place.
Its either gamete or diploid cells
Magma that cools and crystallizes on Earth's surface forms igneous rocks. Igneous rock is classified as intrusive or extrusive, intrusive igneous rock forms below the earth's surface, extrusive forms on the earth's surface so the answer to your question is Extrusive Igneous rock.