Which of the Following Statements About Developmental Processes Is True

question 144

Multiple Choice

Which of the following statements about developmental processes is true?

• A) Biologists usually can observe determination via microscopic studies.
• B) Differentiation is usually followed by determination.
• C) Differentiation consists of the actual biochemical, structural, and functional changes of a cell.
• D) All of the above
• E) None of the above

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Definitions:

Pepsin

An enzyme produced in the stomach that breaks down proteins into peptides.

Peptic Ulcers

A condition characterized by sores or lesions forming on the lining of the stomach or the first part of the small intestine, typically as a result of inflammation caused by the bacteria H. pylori, or the use of nonsteroidal anti-inflammatory drugs (NSAIDs).

Chemical Digestion

The breakdown of complex food molecules into simpler ones through chemical reactions, facilitated by enzymes, in the digestive system.

Esophagus

A muscular tube that connects the throat (pharynx) with the stomach, through which food and liquids travel.