MCB3020 Final Exam Questions and Answers 100% Verified
10 views 0 purchase
Module
MCB3020
Institution
MCB3020
MCB3020 Final Exam Questions and Answers 100% VerifiedMCB3020 Final Exam Questions and Answers 100% VerifiedMCB3020 Final Exam Questions and Answers 100% Verified
Unlike members of the Bacteria, most archaeans have linear chromosomes. - ANSWER - False
The cell membrane is a rigid structure that...
the cell membrane is a rigid structure that provid
Written for
MCB3020
MCB3020
Seller
Follow
NursingTutor1
Reviews received
Content preview
MCB3020 Final Exam Questions and
Answers 100% Verified
Unlike members of the Bacteria, most archaeans have linear chromosomes. - ANSWER - False
The cell membrane is a rigid structure that provides bacteria with their characteristic shapes. -
ANSWER - False
The major site of cell membrane synthesis is the - ANSWER - endoplasmic reticulm
The Golgi apparatus is responsible for the - ANSWER - packaging of materials for excretion
Chemotaxis is a process by which bacteria - ANSWER - move toward an attractant or away
from a repellent
The plasma membrane of eukaryotes contains all of the following EXCEPT - ANSWER -
peptidoglycan
External structures that are found in Archaea but not Bacteria are _________. - ANSWER -
hami
Which acellular agent is composed of RNA only? - ANSWER - viroids
The concept that living organisms arise from nonliving material is called - ANSWER -
spontaneous generation
Extrachromosomal DNA in Bacteria and Archaea are commonly found in the form of - ANSWER
- plasmids
Which of the following structures are external to both Bacterial and Archaeal cells? - ANSWER -
pili
, Which cytoplasmic structures in bacteria provide regulate buoyancy of the cell? - ANSWER -
gas vacuoles
Which of the following describes an organism that lacks linear chromosomes and peptidoglycan
cell walls? - ANSWER - Archaea
Which is the most common cell wall in most Archaea? - ANSWER - S layer
Membrane delimited intracellular structures that perform specific functions in cells are called -
ANSWER - organelles
Which of the following microscopes typically uses dyes or antibodies? - ANSWER -
Fluorescence Microscopes
Which external structure appears like a grappling hook used for adhesion? - ANSWER - hami
Antiseptic surgery was pioneered by - ANSWER - Lister
The first direct evidence of primitive cellular life was the 1977 discovery of _________ fossils in
the Swartkoppie chert, a type of granular sedimentary rock rich in silica. - ANSWER - microbial
The term used to describe bacteria that are intermediate in shape between spherical and rod-
shaped is - ANSWER - coccobacilli
All of the following statements about the periplasmic space are true except: - ANSWER - It is
only found in gram-positive bacteria
The cell wall of bacteria are typically composed of ______. - ANSWER - cellulose, pectin,
peptidoglycan
Enzymes needed to digest all types of macromolecules are found in - ANSWER - lysosomes
An external structure unique to archaea are the ______. - ANSWER - cannulae
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 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 NursingTutor1. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for £9.69. You're not tied to anything after your purchase.
