MCH PBS 2018 Review Part 1

Exercise usually ______________ the rate of your metabolism.

• Increases

• Decreases

• Does Not Change

You will usually find carbohydrates in...

• Proteins

• Starches

• Nucleotides

• Waxes

The process of photosynthesis depends on which molecule?

• Hemoglobin

• Chlorophyll

• Both Molecules

• Neither Molecule

Changes in the pH can change the progress of certain metabolic reactions.

• True

• False

In animals, if an organism eats too many carbohydrates, those carbohydrates can be converted into...

• Fats

• Amino Acids

• Enzymes

• None of the Above

DNA can be used to code RNA which is then used to create...

• Lipids

• Carbohydrates

• Proteins

• None of the Above

Proteins can be made without DNA instructions.

• True

• False

All catalysts are enzymes and all enzymes are catalysts.

• True

• False

Most metabolic processes have many steps.

• True

• False

Purines and pyrimidines are types of...

• Sugars

• Nucleotides

• Phospholipids

• None of the Above