Atoms are neutral and have no charge but when they lose or gain electrons they gain a negative or positive charge and are then called

Determine the course of action that has the highest expected payoff for this decision tree. (enter your answers in millions. round your answers to 2 decimal places.)

Oil is widely used because it ...

Only a specialized species with potential for adaptation to varied ecological niches can lead to all the later diversification and specialization of forms into particular ecological niches. true or false

How do plant populations be affected if the populations of decomposers such as earthworms decreased dramatically

1. Explain how soil is formed from minerals, water, gases, and the remains of organisms.

What are the four types of lipids?

Describe one niche in the ecosystem.

Tissues are made of a grouping of cells. a. True b. False

A chemical is sprayed on a plant which causes the plant to lose its leaves. The plant will die because A. it would lose too much water. B. it would not be able to produce fruit and seeds. C. insects would not be attracted to the plant. D.

Which statement correctly describes terrestrial planets?