The human body needs energy in order to carry out life processes such as breathing. Where does the body get this energy?

A.

from eating food

B.

from sleeping

C.

from learning about new things

D.

from lying in the sun

Voluntary muscles can be controlled, while involuntary muscles cannot. Do you think stomach muscle is voluntary or involuntary?

Colchicine is a chemical that when applied to a cell during mitosis can be used to "freeze" cells in metaphase by preventing the chromosomes from moving away from the metaphase plate. What part of the cell does colchicine most likely affect? a.

A nonnative species of frog is introduced into a pond. Which of the following would be most likely to prevent the nonnative species of frog from becoming an invasive species? A. A native frog species competes with the nonnative frog. B.

How is igneous rock formed? What is the specific name for the rock formed when lava cools and hardens at the earths surface?

What it is called when scientists sequence a gene, copy it and insert it into another organism?

Which of the following elements is an essential element that makes up ATP

An ultrasound procedure that evaluates blood flow in an effort to determine the cause of a localized reduction in blood flow is

Who studied the role of rna

What are some bad things about ribosomes?

How do the earths physical factors influence population density