Why Is It Necessary for ATP to Be Used in the Energy-Investment

question 31

Multiple Choice

Why is it necessary for ATP to be used in the energy-investment phase of glycolysis?

• A) Adding the phosphate to the glucose molecule allows the later reactions that take place in the energy payoff phase to occur.
• B) Adding the phosphate to the glucose molecule breaks it into pyruvate.
• C) There is no purpose to adding the phosphate to the glucose; it just happens that way.
• D) When ATP is broken into adenosine, triglycerides, and phosphate, it supplies energy to produce more ATP later in oxidative phosphorylation.
• E) The energy that is released when ATP becomes ADP is harnessed and used to pump hydrogen ions across the mitochondrial membrane.

---

Definitions:

Cornea

The transparent front part of the eye that covers the iris, pupil, and anterior chamber, contributing most of the eye's focusing power.

Pupil

The adjustable opening in the center of the eye that allows light to enter and reach the retina, varying in size to regulate the amount of light intake.

Lens

A piece of transparent substance, usually glass or plastic, that refracts or focuses light rays, used in optical devices like glasses or cameras.

Neural Impulses

Electrical signals that travel along neurons, facilitating communication within the nervous system.