Natural laws are: a. a process of discovering the answers to questions.
b. a preliminary explanation.
c. rules that explain how all things in the entire universe always behave.
d. a form of inquiry.

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?

The unique structure of the neuron is dedicated to the efficient and rapid transmission of neural signals. the relationship between neurons, the spinal cord, and the brain constitutes an elaborate communication system throughout the human body. all but one of the functions listed below are a result of this interaction.

Which feature would you expect to find in a population in which sexual selection depends on male competition?