BIOD 171 Portage Learning Final Exam
Review Questions With Verified Answers
True/False. A virus is considered a microorganism. - answer✔False, Viruses are not living and as
such are not considered microorganisms. Viruses can, however, be classified as microbes, a more
general term that includes microorganisms and viruses.
What is the smallest biological unit of life? - answer✔A cell
What are the four main types of macromolecules found in cells? - answer✔Proteins, Lipids,
Nucleic Acids, Carbohydrates
Proteins are formed from various combinations of - answer✔Amino acids
There are how many known forms of amino acids - answer✔twenty
How many amino acids are classified as being essential amino acids? - answer✔Nine
Where can the two major types of nucleic acids be found in the cell? - answer✔DNA, RNA.
Found in the nucleus.
What is the role of RNA? - answer✔RNA , found in the nucleus is capable of leaving the
nucleus. RNA is repsponsible for deciphering the hereditary information in DNA and uses it to
synthesize proteins.
What is the role of DNA? - answer✔DNA, found in the nucleus contains vast amount of
hereditary inforamtion, responible for inhereitable characteristic os living organisms.
Complete the following RNA strand, and indicate how many bonds are formed for each
complementary pair:
3' GGUCAUCG 5'5' CC AGC 3' - answer✔3' GGUCAUCG 5'5' CCAGUAGC 3'There are 2
bonds formed between A and U, and 3 bonds between G and C.
The plasma membrane - answer✔Restricts movement of materials in and out of the cell &
Prevents essential nutrients from escaping
How many carbon atoms are present in glucose? - answer✔6
True of False: The genetic material within a prokaryotic cell is contained within a membrane-
enclosed region. - answer✔False
Only eukaryotic cells contain its genetic material within a nucleus.
True or False: Prokaryotic cells can be subdivided into Bacteria and Archaea. - answer✔True
True or False: Archaea is noted for its ability to survive under harsh conditions.
Correct! - answer✔True
Archaea can often be found in harsh conditions such as high salt levels, high acid conditions,
high temperatures and even oxygen-poor conditions.
Which of the following microorganisms are considered to be Eukarya? Select all that apply. -
answer✔Animalia, Plantae, Fungi, Protista
Microorganisms classified as Plantae obtain most of their energy by converting [answer1] energy
into [answer2] energy. - answer✔1. Light (sunlight)
2. chemical (sugars)
Which of the following are considered Protista? Select all that apply. - answer✔Algae, Amoeba
The function of the ribosome is - answer✔Protein synthesis
True or False: Protista retain a unicellular classification, as they are unable to form tissue layers.
- answer✔True
Where are ribosomes located? - answer✔cytoplasm of prokaryotic cells and in the ER of
eukaryotic cells.
The combination of the cell membrane and the outer membrane is referred to as the -
answer✔Cell envelope
The function of the mitochondria is - answer✔To produce energy (ATP)
True or False. All multicellular microorganisms classified as Animalia are autotropic. -
answer✔False
True or False: Metabolism is a controlled set of biochemical reactions that occur in living
organisms in order to maintain life. - answer✔True
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 sirjoel. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.49. You're not tied to anything after your purchase.
