Biochemistry

Front

Water is a _ molecule.

Back

polar

Front

Water _ heat when it evaporates.

Back

absorbs

Front

Which pair is incorrect?
Options: carbohydrates - provide energy, lipids - provide insulation, nucleic acids - store hereditary information, proteins - provide energy

Back

proteins - provide energy

Front

Which is the strongest acid? Options: ph of 1, ph of 4, ph of 7, ph of 9

Back

ph of 1

Front

Which statement about enzymes is false?

• Enzymes bind to a substrate.
• Enzymes slow down chemical reactions.
• Enzymes lower the activation energy.
• Enzymes are affected by temperature and pH.

Back

Enzymes slow down chemical reactions.

Front

Enzymes _ activation energy

Back

lower

Front

Because enzymes speed up chemical reactions, they are called

Back

catalysts

Front

Which is the wrong polymer/monomer pair? Options: nucleic acids : nucleotides, lipids: monosaccharides, carbohydrates: monosaccharides, proteins : amino acids

Back

lipids: monosaccharides

Front

Elements found in carbohydrates, lipids, proteins, and nucleic acids (in that order)?

Back

CHO 1:2:1, CHO, CHON, CHONP

Front

Which organic molecule is primarily used by cells as a source of energy? Options: Amino Acid, Fatty Acid, Glucose, Protein

Back

Glucose