Which two atoms form a covalent bond? A. A sodium and chlorine atom B. Two sodium atoms C. Two oxygen atoms D. An iron and oxygen atom

The shape of neurons allows them to do which of the following more efficiently? Question 13 options: Deliver oxygen rapidly throughout the body Give rise to other pluripotent cells Generate powerful muscle contractions Transmit messages from cell to

Choose all the answers that apply. Which of the following is a source of watershed pollution? pesticide fertilizer animal waste trash in chemical spills

Why is gel electrophoresis able to separate strands of DNA

How do living systems incorporate non living components

What solution is needed to test for vitamin c

An individual has parents who are both carriers of the recessive allele that causes cystic fibrosis. Neither parent is affected by the disease. What is the chance that their offspring will have the disease? A. 0% B. 25% C. 50% D. 100%

Why should people not drink and drive? Use the word depressant in your answer.

DNA analysis is a technique that is often used in order to determine if an offspring is related to a parent. If the banding pattern in a baby shows a high correlation to a parental banding pattern, the two are most likely related.

What is a large, slow-moving rock slab that is part of Earth's crust?

What are food chains?