A Given Enzyme

question 78

Multiple Choice

A given enzyme

• A) can be used for many different kinds of chemical reactions.
• B) is permanently changed during a chemical reaction.
• C) has a special site where the products bind before the reaction begins.
• D) increases the rate of a particular reaction.

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Definitions:

Menarche

The first menstrual cycle, or first menstrual bleeding, in female humans.

Adolescent Growth Spurt

A rapid increase in height and weight during puberty due to accelerated bone growth and hormonal changes.

Menopause

The natural decline in reproductive hormones when a woman reaches her 40s or 50s, marking the end of the menstrual cycle and fertility.

Menstruation

The monthly shedding of the uterine lining in females when there is no pregnancy, typically referred to as a menstrual period.