The four o’clock flower has incomplete dominance for flower color. RR=red; RW=pink; WW=white.  A red-flowered plant is crossed with a white-flowered plant.  What will be the F1 phenotypic ratio from this cross?

The base sequence of one DNA nucleic acid strand in a double helix is G-T-T-A-C-G. The sequence of its complementary strand is:

The process of reading a DNA template and building a complementary RNA strand is called:

During DNA replication, the lagging strand of DNA is made up of a series of short ______________, which get sealed by DNA ligase.

Which is a characteristic of all living things?

This aneuploid male results from an autosomal nondisjunction during meiosis.  He has higher levels of testosterone, severe acne, and is fertile.  This condition is:

When conducting human gene therapy to treat severe combined immune deficiency (SKID), what acts as the vector for delivering the working gene?

The nitrogenous bases that are found in both RNA and DNA are:

The formation of ions involves the

To test the effect that male Widowbird tail size has on mating success, different male birds had their tails altered to be shorter (or longer) than normal.  Some males’ tails were not altered in order to compare their mating success.  The males with unaltered tails are considered the: