Explain why scientists believe the Abert's and Kaibab squirrels are examples of speciation.

Explain the difference between a theory, hypothesis, and law.

Cancer, diabetes, mental illnesses, and other diseases not spread from person to person via germs are called

When do sister chromatids break apart and begin moving to opposite poles of the cell?

Whether the external temperature is hot or cold, birds maintain an internal body temperature of approximately 40°c. this is an example of

A codon is made up of A. a two-nucleotide sequence. B. a three-nucleotide sequence. C. a four-nucleotide sequence. D. a five-nucleotide sequence.

Which of the following statements describes weather

What are the chemical properties of graphene? (This is not actually biology)

Which has more kinetic energy, a feather floating through the air or a rock on the ground?

The topmost zone near the shore of a lake or pond is the living are food for other creatures such as turtles, snakes, and ducks zone. The species A. Olimnetic B. Profundal C. littoral D. none of the above

In a food web, a bird eats plant-eating insects but also eats berries, where does the bird fit in the food web? a. both as a primary and secondary consumer b. as a primary consumer c. as a secondary consumer