Hemophilia A is a recessive, sex-linked (on the X chromosome) disease. A man who does not have the disease is having a child with a woman who is a carrier. Through prenatal testing, they discover they are having a boy. What are the chances the boy will suffer from hemophilia A?

Habitat is

Use this graph to determine the overall displacement (in m) of the object after the 20.0 seconds of motion. Enter the appropriate + or – sign. Do not enter the units (m), however.  

A plant’s response to light is

If a segment of DNA had the sequence G-A-C-C-C-A-A-A-G, the messenger RNA complementary to it would have the sequence:

DNA Replication occurs in the:

If the allele for green pod color (G) is dominant over the allele for yellow pod color (g), which genotype would a plant with yellow pods have?

Which is an example of polygenic inheritance?

The structures in DNA that apparently serve the function of “genes” or as the source of coded information is/are the:

Proto-oncogenes cause cells to lose control of the cell cycle leading to tumor development.