They find enough food as they move through the marine environment

They blend In with their environment to hide from their predators.

They are not attacked by most predators and are able to reproduce successfuly

They have bright colors that attract a mate

Poor blood circulation

Infection caused by cold temperatures

Gene expression that is regulated by temperature

A trait that is both sex-linked and hormone-dependent

siablilzlng the plant's temperature through the evaporalion or water

regulating the amount of water the plant loses during transpiration

allowing oxygen needed for photosynthesis to enter the plant

enabling the plant to release more carbon dioxide at night for photosynthesis

Lipid

Protein

Nucleic Acid

Carbohydrate