Four student responses are shown below. Which student’s response about the model above is NOT correct?

A.
Student A: Carbon dioxide and oxygen are used by producers in the ecosystem

B.
Student B: Living organisms remove and replace oxygen back into the atmosphere.

C.
Student C: Consumers generate oxygen and consume carbon dioxide.

D.
Student D: Consumers generate carbon dioxide and consume oxygen.

Identify the examples in which sam interacts only with natural resources

Biology ! the conversion of inorganic carbon to organic carbon by plants during photosynthesis is known as _[blank]_. filtration immigration reabsorption primary production

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.