They processes a hydroskeleton. a porifera b. cnidarian c. both​

Which muscle is responsible for inhalation ?

If a strand of dna has 35% thymine. what is the percentage of cytosine, adenine, guanine?

Jason puts an apple on top of an ice pack in his lunch bag lunch time the temperature of the apple has decreased what happens to the molecules in the apple when the temperature of the apple decreases