BIOL 116 SL Midterm #1 Review

What type of amino acid is shown?

• Non-polar

• Polar

• Acidic

• Basic

Which type(s) of membrane transport is used to move protons across the inner mitochondrial membrane during cellular respiration? Select all that apply.

• Simple diffusion

• Facilitated diffusion

• Active transport

• Osmosis

Which of the following are lipids? Select all that apply.

• 
• 
• 
• 

What is the name of this nucleotide?

• CTP

• GTP

• dCTP

• dGTP

Which of the following DNA strands would be the easiest to melt?

• AATTAAGGCCTTAA

  TTAATTCCGGAATT

• ACGCGATACGCAAG

  TGCGCTATGCGTTC

• GGGCCTTAAGGGCCT

  CCCGGAATTCCCGGA

• CGCGTAACGTTAA

  GCGCATTGCAATT

True or False? Hydrogen bonds between R group atoms are the main type of interaction seen in secondary structure.

• True

• False

Which molecule is regenerated during fermentation?

• ATP

• NADH

• NAD⁺

• FADH₂

• FADH

Which of the following statements about enzymes is false?

• Enzymes speed up chemical reactions in both the forward and reverse direction.

• Enzymes increase the rate of a chemical reaction by altering ΔG.

• Enzymes allow reactants to collide more easily, thus increasing the reaction rate.

• An enzyme cannot change an exergonic reaction to an endergonic reaction.

• None of the above (all are true statements)

Which of the following molecules are produced during the Citric Acid Cycle? Select all that apply.

• H₂O

• O₂

• CO₂

• Glucose

• ATP

Where do protons get pumped into during photosynthesis?

• Cytosol

• Intermembrane space

• Thylakoid lumen

• Stroma

• Extracellular space