How do plant respiratory systems differ from animal respiratory system a. animals can produce oxygen gas b. animals can consume carbon dioxide c. plants can produce oxygen gas d. there is no difference

Me with these questions if you’re it sure don’t answer

What substance acts to prevent sudden ph changes in bodily fluids?

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.