Eating food provides enough fuel for your body to live for only one day. a. true b. false

What are some natural processes that represent physical and chemical changes?

Describe your dna model. which part do the straws represent? the pushpins? the paper clips and the black dots you made with the marker?

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.