FREE BACE Chemistry and Biochemistry Questions and Answers
What type of bond is formed when two atoms share electrons?
Correct!
Wrong!
A covalent bond is formed when two atoms share electrons to achieve a stable electron configuration.
Which macromolecule serves as the primary source of energy for most organisms?
Correct!
Wrong!
Carbohydrates, such as glucose, are the primary energy source because they are quickly metabolized during cellular respiration.
What is the pH of a neutral solution?
Correct!
Wrong!
A neutral solution has a pH of 7, which means the concentration of H⁺ ions is equal to that of OH⁻ ions.
What are the monomers of proteins?
Correct!
Wrong!
Proteins are composed of amino acids linked together by peptide bonds.
Which element is the backbone of organic molecules?
Correct!
Wrong!
Carbon's ability to form four covalent bonds makes it the backbone of organic compounds.