Which best describes a chemical oxidation?

the loss of electrons,

the loss of one proton,

the gain of electrons,

or reaction with oxygen gas

Which path through the carbon cycle is possible? A. plant ® atmosphere ® animal B. animal ® plant ® atmosphere C. plant ® animal ® atmosphere D. atmosphere ® animal ® fossil fuel

Fossils are usually found in which kind of rocks? A sedimentary rocks B igneous rocks C metamorphic rocks D weathered and eroded rocks

The process of moving water from its source to some place where humans use it, such as homes and farm fields, is called

5. energy is harvested from which reaction to produce ATP?

What is a person who studies the sun specificly called?

What system includes oceans, lakes, rivers, and groundwater? a. geosphere b. hydrosphere c. atmosphere d. biosphere

Fungal spores a. are only asexually produced. b. cannot be seen in a light microscope. c. are used to identify fungi. d. are produced by molds but not by yeasts. e. are only produced under harmful environmental conditions

Glucose diffuses slowly through artificial phospholipid bilayers. The cells lining the small intestine, however, rapidly move large quantities of glucose from the glucose-rich food into their glucose-poor cytoplasm.

What's the function of rough er

Milo is observing the things around his family's farm. He writes down four different resources and whether he thinks they are renewable or nonrenewable. The table below shows his notes.