When an atom has gained an electron it

becomes a cation.

becomes a different isotope of the same element.

has a different atomic number.

becomes an anion.

What does the D in DNA stand for

During a hurricane, which factor has the biggest influence on beach erosion? A. air pressure change B. amount of rainfall C. storm surge D. tornado formation

Which of these energy resources is estimated to be the most abundant? A. Petroleum B. Gas Hydrates C. Natural Gas It is not coal. I know that for sure, that is why it's not an option here.

What does the carbon cycle have to do with organic compounds

Which one of the following does not accurately describe microtubules? A) composed of long chains of the protein tubulin B) largest diameter of the three components of the cytoskeleton C) associated with organelle movement and cell motility D)

These words were written by Robert Hooke in 1665. The pores or cells that Hooke described were really -

During the process of RNA transcription, which of the following steps is not included? Initiation Elongation Termination

If you push very hard on an object but it does not move, have you done work

How might an amino acid change at a site distant from the active site of the enzyme alter the enzyme's substrate specificity? A. By changing the enzyme's stability B. By changing the enzyme's location in the cell C.

Which of the following persons has the highest risk for diabetes, hypertension and heart disease? a. A man with a BMI = 29 and a waist circumference = 37 inches b. A woman with a BMI = 27 and a waist circumference = 36 inches. c.