АТР Which description best identifies this type of cellular transport?
O Active transport, because energy is being used to move molecules.
O Facilitated diffusion, because energy is not being used to move molecules.
Osmosis, because energy is not being used to move molecules.
Endocytosis, because energy is not being used to move molecules.

Rotenone is an insecticide that is toxic

Which of the following best describes the expensive tissue hypothesis? brains require more energy, so the gut had to be reduced, and larger brains and tool use led to higher quality diets. increasing body size means that homo neanderthalensis had to include more fat in its diet. brains require more energy, so the gut had to be reduced as brains got bigger. brains require more fat, so the gastrointestinal viscera (gut) had to expand, and hands were needed to acquire more food.

The cell membrane controls what enters and leaves the cell. which of the structures in the diagram below is the cell membrane? — f о