BIOD 171 PORTAGE LEARNING FINAL EXAM
REVIEW EXAM LATEST 2024-2025 ACTUL
QUESTIONS AND CORRECT DETAILED
ANSWERS GRADED A+
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
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