Atumor composed of dilated blood vessels, often encapsulated within a fibrous shell, that is located on the skin or in an internal organ and is benign

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.

Which of the following statements correctly describe(s) the relationship between the classes of hormones and their behavior or function? select all that apply.the general chemical nature of a hormone can be used to predict: how soluble the hormone is in water. whether the hormone will be able to move through the cell membrane. whether the hormone interacts with receptors on the cell membrane. whether the hormone interacts with receptors inside the cell. whether the hormone will increase or decrease a specific cell function.

In an experiment, the hypothesis is if the wavelength of the light shining on a plant is shortened, the rate of photosynthesis is slowed down. if this experiment is performed, the dependent variable will be the wavelength of the light will be the plant on which the light is shining will be the rate of photosynthesis cannot be determined