3 years ago

Which of these occurs in the first trimester of human pregnancy?

Biology

1 answer:

Ainat [17]3 years ago

8 0

Answer:

i think its probably A

Explanation:

the first trimester is when the fetus enters a stage of rapid development. forming most organs, facial features, skeletal tissue, and limbs. So its either A or B. But i dont think the lungs are fully developed yet so i would choose A. hope this helped

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