Exhibit 6A This Is a Reaction Going on in Your

question 16

Multiple Choice

Exhibit 6A This is a reaction going on in your muscle cells right this very minute: The enzyme triose phosphate isomerase catalyzes this reaction in the forward direction as part of the glycolytic pathway. It follows simple Michaelis-Menten kinetics:
Typical cellular concentrations: triose phosphate isomerase = 0.1 nM
Dihydroxyacetone phosphate = 5 µM glyceraldehyde-3-phosphate = 2 µM
Refer to Exhibit 6A. What is the equilibrium constant for the uncatalyzed reaction?

• A) 0.9
• B) 1.1
• C) 2.5
• D) Cannot be determined from the information provided.

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Definitions:

Refractory Period

A recovery phase after orgasm during which an individual is unable to achieve another orgasm.

Ejaculation

The release of semen from the male reproductive tract, typically occurring during sexual climax.

Male Breast

Tissue found on the chest of males that can develop similarly to female breasts under certain conditions, though typically less pronounced.

Female Breast

A pair of mammary glands on the chest of women and female mammals, which can produce milk to feed infants.