Name the two shortcomings of the biological species concept

How do mutation and immigration disrupt genetic equilibrium? Explain.

Explain how geographic isolation can lead to allopatric speciation.

Human newborns with either a very high or a very low birth weight are more likely to die in infancy. Name the type of selection this seems to be.

What three conditions are necessary for natural selection to occur?

What is a genotype and phenotype ratio?

Explain why a change that lowers the marginal revenue (price) changes the quantity produced in the same direction as a change that raises the marginal cost of production.

A firm has two factories, one twice as large as the second. As the number of workers at each factory increases, which factory will experience diminishing returns first?

Fifty percent of an experimental population of four o'clock flowers are red-flowered plants, and $50$ percent are white-flowered plants. Find the frequency of the $r$ allele.

Define genetic drift.

Describe why the term bell curve is appropriate for a graph of a normal distribution of traits.

Use the following terms to create a concept map: struggle to survive, theory, inheritable variation, Darwin, overpopulation, natural selection, and successful reproduction.

Explain how does the distribution of traits in a population look when displayed as a graph?

The word radiation is derived from the Latin radius, which means "rod" or "ray." Using this information, explain the meaning of adaptive radiation.