BCH 361 CH 1 EXAM QUESTIONS WITH ALL CORRECT ANSWERS
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BCH 361 CH 1
Institution
BCH 361 CH 1
BCH 361 CH 1 EXAM QUESTIONS WITH ALL CORRECT ANSWERS
Which of the following does NOT have a double membrane?
a) a mitochondrion
b) a nucleus
c) a prokaryote
d) an endosome - Answer-d
The process of transcription is carried out by the enzyme _____. - Answer-RNA Polymerase
Human beings ...
BCH 361 CH 1 EXAM QUESTIONS
WITH ALL CORRECT ANSWERS
Which of the following does NOT have a double membrane?
a) a mitochondrion
b) a nucleus
c) a prokaryote
d) an endosome - Answer-d
The process of transcription is carried out by the enzyme _____. - Answer-RNA
Polymerase
Human beings contain a higher percentage of _____ than is found in the Earth's crust.
a) sodium
b) oxygen
c) carbon
d) magnesium
e) potassium - Answer-c
- Answer-
Many biomolecules exist as polymers. Which of the following polymer(s) contains
multiple branch points?
a) DNA
b) RNA
c) glycogen
d) proteins - Answer-c
The monomer unit of _____ is called a(n) _____.
a) glycogen; glucose
b) proteins; amino acid
c) RNA; nucleotide
d) All - Answer-d
A protein destined to be secreted by the cell will, at some point during its lifetime, be
found in which of the following locations?
a) the Golgi complex
b) smooth ER
, c) transport vesicles
d) both the Golgi complex and transport vesicles - Answer-d
A key characteristic of lipids results from the fact that they:
a) contain both negative and positive charges.
b) are both hydrophobic and hydrophilic.
c) exist as polymers.
d) contain hydrocarbon chains that can interact with water. - Answer-b
Which of the following statements is NOT true of the plasma membrane?
a) It surrounds the cytoplasm.
b) It is selectively permeable.
c) It contains a hydrophobic core made up of hydrocarbon chains.
d) It surrounds the nucleus. - Answer-d
Fuel molecules undergo combustion in which cellular location?
a) cytoplasm
b) mitochondria
c) lysosomes
d) chloroplasts - Answer-b
During transcription, which of the following is NOT found associated with the RNA
polymerase at some point during the process?
a) the DNA double helix
b) the RNA-DNA hybrid helix
c) single-stranded RNA
d) the RNA-RNA hybrid helix - Answer-d
Ribosomes are made up of:
a) proteins
b) RNA
c) fatty acids
d) both proteins and RNA - Answer-d
Biomolecules can be divided into four different classes. Which of the following is NOT a
major class of biomolecule?
Please choose the correct answer from the following choices, and then select the
submit answer button.
a) proteins
b) lipids
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