What correctly compares a jellyfish and a coral

Sea anemones and jellyfish look very different, yet they are both related. Corals are also a close cousin. They all belong to a group called cnidarians , because they have stinging tentacles. the medusa or jellyfish phase, where they are free swimming.

Explanation:

Describe the main difference between a coral colony and a hydroid colony. Unlike sea anemones, which live alone or in small groups, coral polyps live in large groups as colonial animals, attached to one another by a thin membrane.

small, big, or no change could occur in the phenotype. it could cause something as simple as a cats ears to curl backwards or something as frighting as death. it could also occur in the protien-coding area and have an effect on that but no effect on the amino acids. what has to occur is a changing in the hox gene or the control gene.

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.