Which of the Following Observations Strengthens the Hypothesis That a Common

question 67

Multiple Choice

Which of the following observations strengthens the hypothesis that a common ancestor gave rise to all living organisms?

• A) Almost all cells in all living organisms use DNA to direct their structure, function, and behavior.
• B) All living organisms use energy acquired directly from the environment or from other organisms.
• C) All living organisms sense their environment and respond to it.
• D) Each type of living organism adheres to the general principles of the biological hierarchy.

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Definitions:

Couples Therapy

A form of psychotherapy aimed at resolving relationship issues and improving communication between partners.

Nondemand Pleasuring

Nondemand Pleasuring is a therapeutic concept focused on enhancing personal enjoyment and satisfaction in activities without the pressure of performance or goal achievement.

Nitroglycerin

A nitrate drug that helps widen blood vessels, used to prevent chest pain (angina) by improving blood flow to the heart.

Sildenafil

A drug used to treat erectile disorder that helps increase blood flow to the penis during sexual activity. Marketed as Viagra.