True or False: A microscope stage has a small hole in it to allow light to pass through.

Animals that have thick fur and ae able to store large amounts of body fat live where ?

Which hormone is used by both males and female?

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.