Exam (elaborations)
BIO 171 Microbiology Exam 1
- Course
- Institution
BIO 171 Microbiology Exam 1
[Show more]
Seller
Follow
FLOYYD
Reviews received
Content preview
Question 1pts
True/False. A virus is classified as a microbe.
True
Although viruses are not living and as such are not considered microorganisms, they can,
however, be classified as microbes, a more general term that includes microorganisms and
viruses.
Question 2
pts
True or False: The smallest biological unit of life is the molecule.
False
The smallest biological unit of life is the cell.
Question 3
pts
What are the four main types of macromolecules found in cells?
Proteins, Lipids, Nucleic acids and Polysaccharides
Question 4
pts
Proteins are formed from various combinations of [answer1] of which there are [answer2] known
forms.
1. Amino acids
2. 20
Question 5
pts
How many amino acids are classified as being essential amino acids?
9
Question 6
pts
What are the two major types of nucleic acids and their roles?
There are two major types of nucleic acids: DNA (deoxyribonucleic acid) and RNA
(ribonucleic acid). Nucleic acids are chemical molecules that carry genetic information
within the cell. DNA contains a vast amount of hereditary information and is responsible
for the inheritable characteristics of living organisms. RNA is responsible for deciphering
the hereditary information in DNA and using it to synthesize proteins.
Question 7
pts
Complete the following RNA strand, and indicate how many bonds are formed for each
complementary pair:
This study source was downloaded by 100000847097152 from CourseHero.com on 08-13-2022 16:26:35 GMT -05:00
https://www.coursehero.com/file/60543960/Micro-Exam-1docx/
, 3’ GGUCAUCG 5’
5’ CC AGC 3’
3’ GGUCAUCG 5’
5’ CCAGUAGC 3’
There are 2 bonds formed between A and U, and 3 bonds between G and C.
Question 8
pts
The plasma membrane (select all that are true):
Restricts movement of materials in and out of the cell
Prevents essential nutrients from escaping
Question 9
pts
How many carbon atoms are present in the monosaccharide glucose?
6
The molecular formula of Glucose is C6H12O6
Question 10
pts
True of False: Eukaryotic cells do not have a
nucleus. False
Eukaryotic cells do have a nucleus (prokaryotic cells do not).
Question 11
pts
Describe the 4 basic bacterial morphologies.
Coccus (round/spherical), bacillus (rod), vibrio (curved rod) or spirillum
(spiral/corkscrew).
Question 12
pts
True or False: Archaea, a eukaryotic class of microorganisms, is capable of surviving harsh
environments.
False
Archaea are prokaryotic bacteria capable of surviving harsh environments.
Question 13
pts
Animalia, Plantae, Fungi and Protista are all classification under what type of organism?
This study source was downloaded by 100000847097152 from CourseHero.com on 08-13-2022 16:26:35 GMT -05:00
https://www.coursehero.com/file/60543960/Micro-Exam-1docx/
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 FLOYYD. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $10.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
75323 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now