Nutrients allow?

Which is an element of life?

When a hypothesis has been repeatedly supported over a long period of time, what does it become?

Yeast make what end product in fermentation?

One Kcal is equal to one Calorie which is equal to ______ calorie.

Fermentation takes place in an anaerobic environment.

What are the two types of covalent bonding?

Metabolism is the sum of ALL the biochemical reactions in an organism.

What organelle does photosynthesis take place in?

Aerobic respiration does not require oxygen.