________is formed when atom gained or loose electrons.

a. molecule
b. isotops
c. ions


Ans: c. ions

Biology & Microbiology

You might also like to view...

What are the properties that favor trans fat

over other types of fats? I. long shelf-life II. cheaper than butter III. mild flavor IV. healthier

a. I and II b. I, II, and III c. I, II, III, and IV d. II and III e. II only

Biology & Microbiology

Which of the following is an exotic species?

a. Sumatran tiger b. koalas c. brown tree snake in Guam d. Atlantic cod

Biology & Microbiology

Where does the process of independent assortment occur in meiosis?

a. prophase I b. metaphase I c. anaphase I d. telophase I

Biology & Microbiology

The order of the structural genes in the lac operon is

A) 5'-lacY-lacZ-lacA-3'. B) 3'-lacZ-lacY-lacA-5'. C) 5'-lacZ-lacY-lacA-3'. D) 3'-lacY-lacA-lacZ-5'. E) 5'-lacA-lacY-lacZ-3'.

Biology & Microbiology