100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
BCHM 307 QUIZ 3 EXAM QUESTIONS WITH REVISED ANSWERS ALL UPDATED $13.29   Add to cart

Exam (elaborations)

BCHM 307 QUIZ 3 EXAM QUESTIONS WITH REVISED ANSWERS ALL UPDATED

 6 views  0 purchase
  • Course
  • BCHM 307
  • Institution
  • BCHM 307

BCHM 307 QUIZ 3 EXAM QUESTIONS WITH REVISED ANSWERS ALL UPDATED Glucose and galactose are _____ of each other. - Answer-epimers The transformation of a monosaccharide into its _____ occurs easily and does not require the assistance of a catalyst. - Answer-anomer What is the only monosacchar...

[Show more]

Preview 2 out of 9  pages

  • August 30, 2024
  • 9
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • bchm 307
  • BCHM 307
  • BCHM 307
avatar-seller
Perfectscorer
BCHM 307 QUIZ 3 EXAM QUESTIONS
WITH REVISED ANSWERS ALL
UPDATED

Glucose and galactose are _____ of each other. - Answer-epimers

The transformation of a monosaccharide into its _____ occurs easily and does not
require the assistance of a catalyst. - Answer-anomer

What is the only monosaccharide that is achiral? - Answer-dihydroxyacetone

Which of the following are characteristic of cellulose? - Answer--unbranched polymer
-highly extended fibers
-beta(1→4) glycosidic bonds
-extensive hydrogen bonding between individual molecules

The three-carbon monosaccharide _____ is a(n) _____. - Answer-glyceraldehyde;
aldose

At equilibrium in solution, D-glucose consists of a mixture of its anomers. Which
statement most accurately describes the solution? - Answer-the β-anomer
predominates over the α-anomer by a ratio of approximately 2:1

Amylopectin contains primarily _____ glycosidic bonds with _____ glycosidic bonds as
branch points. - Answer-α(1→4); α(1→6)

Which of the following disaccharides has both anomeric carbons involved in the
glycosidic bond? - Answer-sucrose

Which of the following is the major difference between glycogen and amylopectin? -
Answer-glycogen contains about twice the number of branch points as amylopectin

The enzyme _____ from _____ allows animals such as cows to derive energy from
cellulose. - Answer-cellulase; microorganisms

Any sugar that has a free aldehyde group is called a(n) _____. - Answer-a reducing
sugar

The reaction between an alcohol and an anomeric carbon of a carbohydrate forms a
_____ bond. - Answer-glycosidic

, In the nucleus, DNA is wrapped around ________ to form _______. - Answer-histones;
nucleosomes

Besides the obvious role of keeping DNA in a single stranded state, what do single-
strand binding proteins do? - Answer-protect single strand DNA from nucleases

Which strand of DNA is replicated exclusively in a discontinuous fashion? - Answer-
lagging strand

Which of the following best describes a new strand of DNA relative to the template
strand used to synthesize it? - Answer-a negative copy of the template

Synthesis of telomeres requires the enzyme ___________, which is a type of
_________. - Answer-telomerase; reverse transcriptase

An E. coli has ___ replication fork(s) on its single chromosome; humans have ______
replication fork(s) on each chromosome. - Answer-2; many

What does a reverse transcriptase do? - Answer-converts an RNA genome into a DNA
genome

Histone proteins that bind to areas of DNA that are highly transcribed are often
__________ on _________ residues. - Answer-acetylated; lysine

If the smallest human chromosome is 4.6 x 10^7 base pairs in length, which of the
following is the best estimate of the number of Okazaki fragments resulting from its
replication? - Answer-300,000

Which of the following is found in high concentrations in telomeres? - Answer-G

Which tumor suppressor gene is found to mutated in at least half of all human tumors? -
Answer-p53

In most organisms, replication proceeds in a ________ manner from the _________. -
Answer-bidirectional; replication origin

What effect does a topoisomerase have on DNA? - Answer-changes the supercoiling of
DNA

Without telomeres, what would happen to the ends of eukaryotic chromosomes during
replication? - Answer-they would be shortened

An antibiotic that interferes with bacterial topoisomerase activity is _________, which
specifically inhibits __________. - Answer-ciprofloxacin; DNA gyrase

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

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

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

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 Perfectscorer. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $13.29. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

79271 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$13.29
  • (0)
  Add to cart