Which best explains how oxygen is involved in the release of energy within an organism? A.
Oxygen helps speed up chemical reactions within an organism’s body.

B.
Oxygen combines with water to move nutrients throughout the organism.

C.
Glucose is broken down in the presence of oxygen to release energy needed by cells.

D.
Bonds holding oxygen molecules together are broken to release energy needed by cells.

How many chromosomes are in a gold fish?

Most of the carbon on earth is stored in the form of

Refer to the family pedigree shown here. in generation i, one parent is affected by the gene mutation and one parent isn't. in generation ii, all three children are affected by the gene mutation. what can you conclude about this gene mutation? a. all children born in future generations will be affected by this disorder. b. this gene mutation is a dominant disorder. c. this gene mutation is a recessive disorder. d. the generation i mother is a carrier of this gene mutation.