Exam (elaborations)
BIL 255 EXAM 1; QUESTIONS AND ANSWERS
- Course
- Institution
BIL 255 EXAM 1; QUESTIONS AND ANSWERS...
[Show more]
Content preview
ACE2 receptors on host cells - ANSWER Which of the following directlyallows the SARS-CoV2 coronavirus to attach to lung cells
viral genomic RNA - ANSWER What is the genetic material in the SARS-
CoV2 coronavirus
is initiated by a protease enzyme cutting a spike protein
changes the conformation of spike proteins
facilitates the binding of the viral lipid-like membrane with the host cell's
membrane
ends up forming a channel for the viral RNA complex to enter the host cell -
ANSWER The Fusion Reaction during Sars-CoV2 viral infections
advances in tools, techniques, and/or technology - ANSWER Which of the
following do you think might contribute more to major achievements or
advances in Cellular and Molecular Biology
biochemistry
physiology
developmental biology
immunobiology - ANSWER Which of the following biological disciplines
contributes well to the discipline of Cellular and Molecular Biology
homogenization of soft tissues
differential centrifugation
microscopy of the pellet from a 20,000 x force of gravity cnetrigution of a cell's
homogenate
chemical analysis of ribosomes isolated from kidney cells - ANSWER In a
reductionist experimental approach used in much of cell and molecular biology
experimentation,which of the following experimental approaches might be
included
domain - ANSWER Based upon recent molecular studies which of the
following is considered the highest
, level of biological organization?
can adapt and evolve to changing conditions
may exhibit properties and characteristics that are not easily foreseeable
are prone to sudden and seemingly unpredictable changes
may exhibit emergent properties - ANSWER Complex biological systems?
Gram positive bacteria - ANSWER peptidoglycan traps crystal violet
the domain Eukarya - ANSWER The DNA of an unknown cell sample is
analyzed and determined to have completely linear DNA molecules. It is likely
that these cells belong to?
A chemosynthetic thermophilic bacteria - ANSWER which is most likely to
have have been a LUCA?
Polycyclic aromatic hydrocarbons - ANSWER organic molecules found in
asteroids, contain only carbon and hydrogen atoms that are arranged in multiple
aromatic rings
ribozyme - ANSWER formation of peptide bonds in proteins. This reaction is
catalyzed by
water
methane
carbon dioxide
oxygen - ANSWER In searching for extraterrestrial life some of the key
chemical molecular fingerprints of living systems that one would look for
would likely include?
TRUE - ANSWER Researcher have been able to replace the existing genome
of bacterial species with a synthetic laboratory made genome and have the
replacement genome function normally in the recipient bacteria? (TF)
the concentration of reactive molecules - ANSWER The role of minerals such
as clays in the early evolution of Earth's biomolecules might have been to
allow?
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 Boostertips. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
77254 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now