2017 Biology I Mid Term Review

Describe the structure of a water molecule.

• Oxygen is slightly positive and Hydrogens are slightly negative
• Oxygen is slightly negative and Hydrogens are slightly positive

Describe the structure of ATP.

• adenine, ribose sugar, and one phospate group
• adenine, ribose sugar, and two phospate groups
• adenine, ribose sugar, and three phospate groups

Describe the structure of ADP.

• adenine, ribose sugar, and one phospate group
• adenine, ribose sugar, and two phospate groups
• adenine, ribose sugar, and three phospate groups

Which are the reactants of photosynthesis?

• glucose and oxygen
• water, oxygen, and light
• carbon dioxide, water, and light
• carbon dioxide, water, and ATP

Which are the products of photosynthesis?

• glucose and oxygen
• water, oxygen, and light
• carbon dioxide, water, and light
• carbon dioxide, water, and ATP

Which of the following will speed up the activity of an enzyme?

• increasing temperature
• decreasing temperature

Most enzymes end in what suffix?

• -ose
• -ase

Most simple sugars end in what suffix?

• -ose
• -ase

Enzymes can act 

• on many different substrates
• only on one specific substrate

The cell membrane is mainly made of 

• carbohydrates
• lipids
• water