Exam (elaborations)
Mastering Biology Ch. 19 Questions and Answers 100% Solved
- Course
- Institution
Mastering Biology Ch. 19
[Show more]
Content preview
Mastering Biology Ch. 19Which statements about viruses are true? - answer-The capsid enters the host cell if the
virus is enveloped
-A retrovirus contains RNA.
-HIV contains reverse transcriptase
-Enveloped viruses bud from the host cell
In the lysogenic cycle _____. - answer viral DNA is replicated along with host DNA
The genetic material of HIV consists of _____. – answer single-stranded RNA
What is the function of reverse transcriptase? - answer it catalyzes the formation of
DNA from an RNA template.
What is the source of a viral envelope? - answer host cell membrane
Double-stranded viral DNA is incorporated into a host cell as a _____. - answer provirus
viruses only - answer envelope with glycoproteins
capsomere (core protein)
capsid
host cell only - answer ribosome
both (viruses and host cell) – answer protein
dna
rna
lytic cycle - answer-new phages are assembled from viral DNA and proteins
-the cell is lysed (broken open)
-the host is destroyed
lysogenic cycle - answer-the cell reproduces normally
-the viral DNA integrates into the chromosome of the host cell
both cycles (lysogenic and lytic) - answer viral genes are replicated
glycoprotein - answer binds to receptor molecules on the host cell membrane
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 julianah420. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
83100 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now