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:

The antibiotic penicillin damages bacteria by binding to the bacterial enzyme transpeptidase not at the active site. The antibiotic does not look similar to the normal substrate, but once it binds to the enzyme the enzyme the active site will change its shape.  This stops the enzyme from building a cell wall and leads to the bacterial cell lysis.  Based on this information,  penicillin is an example of:

A useful scientific hypothesis:

Chlorophyll is green because