What parts of cells use up most of the oxygen? a, membranes,

b. mitochondria,

c. nuclei

In the ocean, why are the greatest amount of primary producers found in the Epipelagic zone and how does that affect biodiversity?

List and explain at least 3 of the adaptations that allowed plants to move from water to land.

What is the most poisonous spider in the world?

90-95% of the population of the Ohio River Valley has been exposed to Histoplasma capsulatum, but relatively few individuals are diagnosed with histoplasmosis. Why is this so

It is best to say that most human sources of air pollution result from environmental

What is the junction between a nerve cell and another cell called: axon, synapse, dendrite, none of the above

1. Synthesize Information How do you explain to the horse owner why this foal was born with OLWS while two previous foals were perfectly healthy? What would you tell the new parents of the baby girl about their prospects for having more children?

What organelle is the control center for the cell and holds the DNA

The primary structure of a protein refers to the sequence of amino acids that are linked together in a long chain. Which of the following common items would best represent the primary structure of a protein? O A.

How many chromosomes do humans have? how many copies in normal cells? How many pairs? How many copies in sex cells?