Multiple Choice
When does the placenta become sufficiently functional to continue the pregnancy?
A) after one week
B) after one month
C) after nine weeks
D) after the first trimester
E) after the second trimester
Correct Answer:
Verified
Correct Answer:
Verified
Q1: The _ is formed by a portion
Q2: What is postnatal development?<br>A)Postnatal development refers to
Q4: Compare strict dominance with codominance.<br>A)In strict dominance,one
Q5: The extra-embryonic membrane that forms the fetal
Q6: Identify the structure connecting the fetus to
Q7: Why are numerous sperm required to fertilize
Q8: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4853/.jpg" alt=" Figure 27-2 -Identify
Q9: A zygote whose genotype is XY will
Q10: Describe the trophoblast.<br>A)The trophoblast is the cell
Q11: Contact of a sperm with the oocyte