Genetic variation can be introduced into a population by: a) mutation in an individual's genetic code
b) the bottleneck effect
c) the selection of the fittest individuals in the population
d) a new allele arising from a single mutation in a gene.

Identify any four organelles that should be present in the eukaryotic organism and describe the function of each organelle

What is the importance of having the us forest service, the bureau of land management, the us fish and wildlife service, and the national park service? to manage land resources for conservation and the development of natural resources to manage land resources for conservation and the development of urban areas to preserve historical landmarks and manage the development of urban areas to preserve historical landmarks and manage the development of rural areas

Explain how the parts of the peripheral nervous system work with the central nervous system to produce a response to the stimulus