Genetic drift in a population affects the gene pool in which of the following ways?
-decrease in genetic variation
-increase in genetic variation
-increased mutations
-decreased gene flow

15 ! come and answer! a(n) disease is caused by a pathogen and can spread among organisms. a infectious b noninfectious c toxic d contaminated

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.

Creating new things to solve problems and improve life depends on the close interaction of which two fields?