What factors interact to produce smog? select one:

a. sunlight and pollutants from fossil fuels

b. sunlight and oxygen

c. particulates and pollutants from fossil fuels

d. sunlight and acid rain?

Why does DNA replication need to occur?

Select all that are true of bone remodeling. -Remodeling occurs at about the same rate everywhere in the skeleton. -Osteoclasts are involved in the remodeling process. -Bone remodeling is a combination of bone deposition and resorption.

We develop connections between brain cells through what? a. our senses. b. school. c. nutrition. d. all of the above

Which of the following statements is true? a. The most common type of lipids in membranes is sphingolipids. b. The lipid bilayer is a stable, unchanging structure. c.

What are organisms that make their own food

Local conditions such as heavy rainfall or the removal of plants may limit the amount of nitrogen, phosphorus, or calcium available to a particular ecosystem, but the amount of carbon available to the system is seldom a problem. Why

Infer why there is more species diversity in southern florida than there is in northern alaska

Wich can modern taxonomy do

A nurse is caring for a patient who has been receiving a drug by the intramuscular route but will receive the drug orally after discharge. how does the nurse explain

What patterns are observed in the organization and distribution of matter in the universe