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BIO 101 BIO 101 Past Questions Objective Question

Question

Why is the first trimester, especially weeks 3 to 8, of such critical medical concern?
Options
A Most organ primordia are actively forming
Correct Answer
B The placenta completely blocks all chemicals
C The fetus is completely immune to viruses
D Organ growth has already concluded
Correct Answer

Option A is the correct answer.

Detailed Explanation

Weeks 3 to 8 encompass primary organogenesis when organ systems are initially formed.

Hint

No hint available

Question Info