Exam (elaborations)
Lehninger Principles of Biochemistry 5th Edition by David L. Nelson -Test Bank
- Course
- Institution
Test Bank For Lehninger Principles of Biochemistry 5th Edition by David L. Nelson Complete Test Bank
[Show more]
1 review
By: bonaneya • 4 weeks ago
Seller
Follow
ExamsExpert
Reviews received
Content preview
,Chapter 1 The Foundations of BiochemistryMultiple Choice Questions
1. Cellular foundations
Pages: 2-4 Difficulty: 1 Ans: C
In a bacterial cell, the DNA is in the:
A) cell envelope.
B) cell membrane.
C) nucleoid.
D) nucleus.
E) ribosomes.
2. Cellular foundations
Page: 3 Difficulty: 1 Ans: E
A major change occurring in the evolution of eukaryotes from prokaryotes was the development of:
A) DNA.
B) photosynthetic capability.
C) plasma membranes.
D) ribosomes.
E) the nucleus.
3. Cellular foundations
Page: 3 Difficulty: 1 Ans: B
In eukaryotes, the nucleus is enclosed by a double membrane called the:
A) cell membrane.
B) nuclear envelope.
C) nucleolus.
D) nucleoplasm.
E) nucleosome.
4. Cellular foundations
Page: 4 Difficulty: 1 Ans: C
The dimensions of living cells are limited, on the lower end by the minimum number of biomolecules
necessary for function, and on the upper end by the rate of diffusion of solutes such as oxygen.
Except for highly elongated cells, they usually have lengths and diameters in the range of:
A) 0.1 m to 10 m.
B) 0.3 m to 30 m.
C) 0.3 m to 100 m.
D) 1 m to 100 m.
E) 1 m to 300 m.
,2 Chapter 1 The Foundations of Biochemistry
5. Cellular foundations
Page: 4 Difficulty: 2 Ans: B
Which group of single-celled micro-organisms has many members found growing in extreme
environments?
A) bacteria.
B) archaea.
C) eukaryotes.
D) heterotrophs.
E) none of the above.
6. Cellular foundations
Page: 5 Difficulty: 2 Ans: B
The bacterium E. coli requires simple organic molecules for growth and energy—it is therefore a:
F) chemoautotroph.
G) chemoheterotroph.
H) lithotroph.
I) photoautotroph.
J) photoheterotroph.
7. Cellular foundations
Page: 6-8 Difficulty: 2 Ans: B
Which one of the following has the cellular components arranged in order of increasing size?
A) Amino acid < protein < mitochondrion < ribosome
B) Amino acid < protein < ribosome < mitochondrion
C) Amino acid < ribosome < protein < mitochondrion
D) Protein < amino acid < mitochondrion < ribosome
E) Protein < ribosome < mitochondrion < amino acid
8. Cellular foundations
Page: 10 Difficulty: 2 Ans: A
The three-dimensional structure of macromolecules is formed and maintained primarily through
noncovalent interactions. Which one of the following is not considered a noncovalent interaction?
A) carbon-carbon bonds
B) hydrogen bonds
C) hydrophobic interactions
D) ionic interactions
E) van der Waals interactions
9. Chemical foundations
Page: 11 Difficulty: 2 Ans: E
Which one of the following is not among the four most abundant elements in living organisms?
A) Carbon
B) Hydrogen
C) Nitrogen
D) Oxygen
E) Phosphorus
, Chapter 1 The Foundations of Biochemistry 3
10. Chemical foundations
Page: 12-13 Difficulty: 1 Ans: B
The four covalent bonds in methane (CH4) are arranged around carbon to give which one of the
following geometries?
A) linear
B) tetrahedral
C) trigonal bipyramidal
D) trigonal planar
E) trigonal pyramidal
11. Chemical foundations
Page: 12 Difficulty: 1 Ans: B
What functional groups are present on this molecule?
A) ether and aldehyde
B) hydroxyl and aldehyde
C) hydroxyl and carboxylic acid
D) hydroxyl and ester
E) hydroxyl and ketone
12. Chemical foundations
Page: 14 Difficulty: 1 Ans: D
The macromolecules that serve in the storage and transmission of genetic information are:
A) carbohydrates.
B) lipids.
C) membranes.
D) nucleic acids.
E) proteins.
13. Chemical foundations
Page: 16 Difficulty: 1 Ans: D
Stereoisomers that are nonsuperimposable mirror images of each other are known as:
A) anomers.
B) cis-trans isomers.
C) diastereoisomers.
D) enantiomers.
E) geometric isomers.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller ExamsExpert. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $26.57. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
67163 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now