BIOB10H3 Study Guide - Midterm Guide: Golgi Apparatus, Flagellum, Deoxyribose

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Published on 4 Jun 2020
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Summer 2020 BIOB10 Answers for Sample Questions
1. What is NOT a component of a DNA nucleotide?
a. A deoxyribose
b. A phosphate group
c. A nitrogenous base
d. An amino acid
2. What is NOT a part of the structure of a bacterium?
a. Ribosomes
b. Flagellum
c. Golgi Apparatus
d. Cell Wall
e. DNA
3. What causes cell differentiation?
a. Some cells having different genomes than others
b. Differences in gene expression
c. Changes in the nucleotide sequence of different genes
d. Environmental chemicals
e. Random changes in lipid concentration
4. What is NOT a characteristic of macromolecules?
a. They are only found in the nucleus of cells
b. They can be broken down into smaller subunits
c. They are made of monomers
d. They more abundant than small organic molecules
e. They are polymers
5. What can proteins NOT do?
a. Catalyze reactions
b. Get transcribed
c. Provide cell structure
d. Generate force and movement
e. Fold
6. What determines a protein’s function in the cell?
a. What time it was made
b. How close it is to the nucleus
c. What proteins it was made next to
d. How close it is to the cell membrane
e. It’s 3D shape
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7. What is the transition state?
a. The conformation the enzyme is in when passing through the ER
b. The conformation the enzyme takes when not bound to a ligand
c. The conformation the enzyme takes when first bound to a substrate
d. The conformation the enzyme takes when releasing a product
e. None of the above
8. Which protein is NOT required for a coated vesicle to successfully bud from the ER
membrane?
a. Coat proteins
b. Ubiquitins
c. Adaptor proteins
d. Dynamins
e. Membrane bending proteins
9. What is true of SNARE proteins?
a. They are found on both the vesicle and the target
b. They help merge the two membranes
c. They have long helical domains that interlock
d. All of the above
e. B and C only
10. What is a KDEL sequence?
a. A sequence that targets proteins for degradation
b. A sequence that targets proteins to be exported from the cell
c. A sequence for proteins to remain in the ER
d. A sequence that targets proteins to remain in the nucleus
e. A sequence that targets proteins to be moved to the Golgi
11. How do proteins move through the Golgi?
a. Simple diffusion
b. Transport through long-lasting cisternae
c. Transport between cisternae by transient vesicles
d. All of the above
e. B and C only
12. What is NOT true of lysosomal hydrolases?
a. They have a mannose-6-phosphate marker
b. They work best at acidic pHs
c. They are enzymes
d. They are hydrolases
e. They are secreted from the cell
13. Which of the following structures would be found in an animal cell but NOT in a
bacterial cell?
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