Which phrase best describes osmosis? a. the movement of molecules from an area of low concentration to an area of high concentration b. the movement of water molecules across a selectively permeable membrane c. the process of synthesizing dna d. the physical process where the cytoplasm divides

Which pedigree symbol is used to represent a female carrier of a recessive x-linked trait? поө0 || save and exit submit

Organisms that successfully adapt will leave to grownone of the above

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.