Which statement best explains how a cell gets rid of carbon dioxide gas? O A. Transport proteins use energy to make the cell breathe out the
gas.
B. Chloroplasts use the gas to make molecules of simple sugars and
oxygen gas.
O C. Vacuoles filled with the gas merge with the cell membrane and
then open
O D. Molecules of the gas pass between the phospholipids of the cell
membrane.

Next pretest: evolution select the correct answer in a laboratory population of flies, the female flies are gray and the males are yellowish gray. biologists observed that all the male flies had an equal chance for reproduction, but the male flies with the brightest colors were more likely to successfully reproduce. what phenomenon could explain such a change? a sexual selection b. disruptive selection c. stabilizing selection d. directional selection

The kind of fertilization found in the majority of aquatic animals is (internal or external) fertilization.

What is an endocrine function? (apex) a.esophageal glands release mucus into the esophagus b.salivary glands release saliva into mouth c.swear glands release sweat to the skin d.the pineal gland releases melatonin into the bloodstream