The distinction between protostomes and deuterostomes is based on differences in their embryological development. Protostomes develop their oral end from their first developmental opening, while deuterostomes have their oral end develop from the second opening on the dorsal surface.
An allele is a variant form of a gene. some genes have a variety of different forms,which are located at the same position, or genetic locus, on a chromosome.
Answer:
cnidaria
Explanation:
the group contains jellyfish which fit that exact description tentacles that sting you with a burning sensation if your skin comes in contact with them
Answer:
c less water vapor in the atmosphere
