Exam 2: Genetics and Prenatal Development

John is short for his age and is very coordinated.Although exposed to a variety of activities,none has particularly interested him.His father,who used to wrestle when he was younger,signs John up for wrestling thinking this could be the perfect sport.He convinces John to give it a try and John goes on to become a champion wrestler.This is an example of

HIV/AIDS can be transmitted from the mother to the child ____.

Which of the following increases the risk of having a child with Down syndrome?

Prenatal health depends on proper prenatal nutrition.Since approximately 50% of the world's population is rural,pregnant women _____.

What structure provides nutrients from the mother to the fetus,takes waste products away from the fetus,and protects the fetus from bacteria and waste in the mother's blood?

By the end of what month do pregnant women typically feel the movements of the fetus?

What recessive disorder results in non-normal shaped blood cells that clog up blood vessels and cause pain,increased susceptibility to disease,and early death?

During pregnancy,deficiencies in folic acid may result in ____.

Which of the following individuals illustrates a person who is closer to the peak of their reaction range?

1.During meiosis,at times chromosomes sometimes fail to divide properly and as a result the person may have 45 or 47 chromosomes.Which of the following best describes this phenomenon?

Through what process are gametes formed?

Which of the following is an example of an X-linked inheritance disorder?

What are possible side effects for the baby of a woman who gains less than 20 pounds during her pregnancy?

Which of the following is an example of an X-linked disorder?

Which of the following exercise should be avoided during pregnancy?

An individual with Down syndrome has how many chromosomes?

A person's ____ is/are their genetic makeup,whereas a person's ____ is/are their characteristics.

The guidelines for prenatal care focus mostly on three key areas ____.

When the ovum is fertilized by the sperm this is called ____.

What percentage of their genes do monozygotic twins have in common?