Calories are units of heat that express the energy value of food.

a. True

b. False

Changes in the DNA sequence that affect genetic information are known as a. replications c. transformations b. mutations d. prokaryotes

Imagine a world based on a small nonpolar lipid, instead of based on water. What would be the result in macromolecule structure and function?

Who is credited with first documenting the use of the scientific method? A. Sir Isaac Newton B. Charles Darwin C. Dmitri Mendeleev D. Sir Francis Bacon

Banana plants grown for food crops are the result of asexual reproduction. Does the genetic information of each plant come from one or two parents? Record your evidence.

The study of the functions of the body is known as

Which type of soil holds the most water

Is the atmosphere in the Mason jar changing over time? Why or why not?

Select all that apply A virus is a free living cell always parasitic contains DNA and RNA cannot reproduce on their own

In response to electrical stimulation of a particular brain region, a rat shows increased blood pressure and heart rate, dilation of the pupils, erection of the hair on the back, arching of the back, and biting at the air.

Describe and explain enzyme