FREE BACE Chemistry and Biochemistry Questions and Answers

Question 1

What type of bond is formed when two atoms share electrons?

Accepted Answer

Covalent bond

Answer

Hydrogen bond

Answer

Metallic bond

Question 2

Which macromolecule serves as the primary source of energy for most organisms?

Accepted Answer

Carbohydrates

Answer

Proteins

Answer

Lipids

Answer

Nucleic acids

Question 3

What is the pH of a neutral solution?

Accepted Answer

7

Answer

0

Answer

14

Answer

-7

Question 4

What are the monomers of proteins?

Accepted Answer

Amino acids

Answer

Fatty acids

Answer

Nucleotides

Answer

Monosaccharides

Question 5

Which element is the backbone of organic molecules?

Accepted Answer

Carbon

Answer

Oxygen

Answer

Nitrogen

Answer

Phosphorus