Exam 2: Biological Foundations: Heredity, Prenatal Development, and Birth

A typical fertilized egg contains a total of 22 pairs of chromosomes.

In vitro fertilization takes place in a test tube.

Any substance that causes abnormal prenatal development is classified as a(n) _____.

An ultrasound uses sound waves to create an image of a fetus.

Mona has decided to have a Cesarean section rather than a vaginal delivery. While this decision will reduce some risks, it will increase the risk of

Implantation occurs when the zygote burrows into the placenta.

Monozygotic twins come from a single egg.

The placenta

Genes provide the cell with a specific set of _________ instructions.

Despite being raised in two very different environments, identical twins Tina and Gina receive a similar score on a shyness scale. These results suggest that correlation between genetics and shyness is

Dr. Proctor tells Uma that her developing embryo is showing distortions in the development of its circulatory system. As a knowledgeable student of human development, Uma should realize that the problem is within cells of the ____ layer.

Within a typical human cell, which number is the greatest?

Which parent should most realistically fear her child dying before reaching their first birthday?

Which event signals the beginning of the period of the fetus?

A heritability coefficient is a derivation of a(n)

Longitudinal research on Hawaiian children indicated that problems associated with low birth weight

Which best describes the main finding of a study in which pregnant mothers read the story The Cat in the Hat?

Claire is very concerned about the prebirth position of the child she is carrying. Which technique would be the best for determining whether Claire's concerns are warranted?

Because her birth weight was 1200 grams (about 3 pounds), Kia would be correctly classified as having a(n) ____ birth weight.

For healthy pregnant women,