Cellular respiration in the presence of oxygen is called (a) anaerobic respiration.
(b) glycolysis.
(c) aerobic respiration.
(d) oxygen respiration.

Which type of bacterial reproduction is depicted in the diagram?

What was the land like over 500 million years ago? what was under the sea?

The human body needs energy in order to carry out life processes such as breathing. where does the body get this energy? a. from eating food b. from learning about new things c. from lying in the sun d. from sleeping