Exam 2: Prenatal Development

Which of the following is an accurate description of the placenta?

The developing child has already reached the __________ stage of prenatal development before the mother ends her first trimester.

When inherited genes are located outside the nucleus of the zygote, the inheritance is

Who deduced that DNA was shaped like a double helix?

Height is a trait that is all of the following EXCEPT

Georgette has inherited only one gene for straight hair. Therefore, she will have __________ hair but may transmit a gene for __________ hair to her children.

Infertility is defined as the failure to conceive after ________ consecutive months of unprotected intercourse.

For the protection of the fetus, new regulations by the Food and Drug Administration now require that 140 micrograms of __________ be added to each 100 grams of enriched flour.

Infants born to women over the age of 35 are

Of the following STD's, which are transmitted during delivery?

About one in every 3,000 babies born to Jewish couples of Eastern European ancestry suffers from a recessive disorder called __________ disease.

The tube between the ovary and the uterus down which the ovum travels to the uterus and in which conception usually occurs is called the __________ .