In the lab, celia adds concentrated sulfuric acid to a beaker full of water. she touches the side of the beaker and finds the solution she's made has become hot. this is evidence of an endergonic reaction. a. trueb. false

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.

Qué sucede cuando una persona tiene muy poco o demasiado costeroides?

The scientific method is limited to investigating physical phenomena that are which of the following? select all that apply. observable repeatable falsifiable unique measurable