What is the name for the study of the frequencies of alleles in populations? a. population genetics b. population dynamics c. population growth d. population analysis

this protocol provides a detailed procedure for co-immunoprecipitation (co-ip) to identify protein–protein interactions.

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.