Which of the following provides the best description of the role of glycolysis in cellular respiration?
A
It consumes oxygen and produces energy and carbon dioxide.
B
It converts ATP and NADPH into ADP and ATP.
с
It facilitates the movement of H' ions across a membrane.
D
It breaks down glucose and releases energy and pyruvic acid.

amber has allowed scientists to study dna that has been preserved over millions of years.

he forelimbs below belong to four species that descended in a direct line from the ancestral mammal shown above. of the four descendants shown, which species most likely appeared earliest in evolutionary history?

only about ten percent of the energy at one trophic level is passed on to organisms at the next trophic level. the remainder of the energy is used in life processes or lost as heat.

what are the options

explanation: