A single egg contributes __________ to the developing zygote. a. XX b. X c. Y d. ...

Author Question: A single egg contributes __________ to the developing zygote. a. XX b. X c. Y d. ... (Read 60 times)

bobbysung

Hero Member
Posts: 519

on: Jun 22, 2018

A single egg contributes __________ to the developing zygote.

a. XX
b. X
c. Y
d. XY

Question 2

The hormone ____________ is involved in the maternal bond to her pups.

a. progesterone
b. estradiol
c. prolactin
d. oxytocin

Natalie4ever

Sr. Member
Posts: 335

Reply #1 on: Jun 22, 2018

Answer to Question 1

Answer: B

Answer to Question 2

Answer: D

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