Some bacteria produce methane during digestion. If the amount of these bacteria decreased a lot, the amount of methane in the atmosphere would decrease. What would happen to energy in the Earth system if this happened? If methane decreased,

Which of these statements is true about autotrophs, but not heterotrophs? a. they use sugar and oxygen to make carbon dioxide and water. b. they use chlorophyll and oxygen to make carbon dioxide and water. c. they use sunlight, water, and carbon dioxide to make sugars. d. they use sunlight, water, and oxygen to make chlorophyll.

Cells control gene expression at which steps

The image shows a group of fish. the type of social behavior shown in the image is called