Exam 2: Heredity-And-Conception

Roger is undergoing treatment for a sex-linked chromosomal abnormality. He is treated with testosterone replacement therapy, which fosters the growth of male sex characteristics and elevates his mood, but does not reverse his infertility. Roger is being treated for

Some examples of recessive traits include blonde hair, lactose intolerance, myopia, and

Which of these is the smallest?

Tia is from Central America. She has a genetic disorder caused by a recessive gene. Her symptoms include impaired cognitive skills caused by decreased oxygen supply, painful joints, and jaundice. Tia has

Children with PKU

What factor determines the sex of a child?

The branch of biology that studies heredity is called

Which incidence rate most accurately represents the percentage of African Americans who are carriers of sickle- cell anemia?

Ultrasound is used in amniocentesis and CVS.

Which of the following MOST accurately describes what genes do?

Ova

Conception has occurred when

PKU, which causes intellectual disability, can be controlled by diet.

Match the following: -Motility

Before meiosis, the sperm cell,

A woman who gives birth to dizygotic twins

What can cause infertility problems in men?

Which statement is TRUE of Tay-Sachs disease?

Match the following: -Phenotype

Carriers of certain genetic characteristics can pass that gene on