Select the Correct Past Tense Form of Each Verb

question 16

Multiple Choice

Select the correct past tense form of each verb. Some verbs are regular; others are irregular.
-During the holiday season, Wal-Mart ______________ the lowest price on the Razor scooter.

• A) had
• B) haved
• C) have

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Definitions:

Pepsin Activity

The process by which the enzyme pepsin breaks down proteins into smaller peptides, crucial for protein digestion in the stomach.

Optimal Ph

The specific pH value at which an enzyme or biochemical pathway operates with maximum efficiency.

Pepsinogen

A precursor enzyme secreted by the stomach, which is converted into pepsin for protein digestion.

Chief Cell

Specialized cells found in the lining of the stomach and parathyroid glands that produce and secrete digestive enzymes or parathyroid hormone.