Most organisms are adapted to live within a particular range of temperatures and will not survive at temperatures too far above or below their range. Precipitation also limits the organisms that can be found in a biome because all organisms need water, and the bigger the animal, the more water it needs. It needs to be at least 100 words

the element that provides strength to the exoskeletons of clams and oysters is phosphorus. this is so because calcium carbonate is the main component in the shells.

explanation:

for 8 am not sure maybe yes?

for 9 if it is asking if the male is more or less it would be less

hope i even just a little : )

both male and female gametes are produced by meiosis of the germ cells. therefore, both male and female gametes are haploid. one male and one female gamete unite during the fertilization to form the diploid zygote. in seed bearing plants, pollen grain is the male gametophyte, which produces sperm cells.