Multiple Choice
If gastrulation was blocked by an environmental toxin, then
A) the blastopore would form the mouth.
B) cleavage would not occur in the zygote.
C) embryonic germ layers would not form.
D) the blastula would not be formed.
E) fertilization would be blocked.
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q1: Secretions from which part of the human
Q2: Use the following information when answering the
Q4: How are mature human sperm and ova
Q5: A physician finds that a 16- year-
Q6: Use the following information when answering the
Q7: An ectopic pregnancy occurs when a fertilized
Q8: On a submarine expedition to the ocean
Q9: You are studying two species of birds,
Q10: Why are bird eggs more nutrient rich
Q11: Labour contractions can be increased by the