In the Last Few Weeks of Pregnancy,the Level of Estrogen

question 1

Multiple Choice

In the last few weeks of pregnancy,the level of estrogen in a woman's blood rises.This causes

• A) the fetus to develop more rapidly.
• B) the amount of prostaglandin secreted by the placenta to decrease.
• C) the muscles of the uterus to become more sensitive to the hormone oxytocin.
• D) even more estrogen to be released from the pituitary.

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Definitions:

Genome

The complete set of DNA, including all of its genes, in an organism or cell.

Epigenetic Mark

A biological marker that is a result of changes in gene expression caused by mechanisms other than changes in the underlying DNA sequence.

DNA Molecule

The double-helix structure that contains the genetic instructions used in the development and functioning of all living organisms.

Double Helix

The structure of DNA, characterized by two spiraling strands connected by base pairs, resembling a twisted ladder.