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Biod 171 module 1 exam EXAM 2024 AND PRACTICE QUESTIONS |ACCURATE ANSWERS| VERIFIED FOR GUARANTEED PASS |GRADED A |NEW VERSION WITH 100+ QUESTIONS$24.99
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Biod 171 module 1 exam EXAM 2024 AND
PRACTICE QUESTIONS |ACCURATE ANSWERS|
VERIFIED FOR GUARANTEED PASS |GRADED A
|NEW VERSION WITH 100+ QUESTIONS
Where can the two major types of nucleic acids be found in the cell and what are
their roles?
- ANSWER While both DNA and RNA can be found in the nucleus (center of the
cell), only RNA is capable of leaving the nucleus. 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.
True or False: Archaea is noted for its ability to survive under harsh conditions. -
ANSWER True
Microorganisms classified as Plantae obtain most of their energy by converting
_____ energy into _______ energy
. - ANSWER Light (sunlight); chemical (sugars)
True or False: A defining characteristic of Protista is the inability of colonies to
form tissue layers.
- ANSWER True
Cell walls are found in which of the following (select all that apply):
A. Plants
B. Fungi
,C. Bacteria
D. Mammalian cells
E. Algae
- ANSWER A, B, C, E
The function of the ribosome is (select all that apply):
A. Lipid synthesis
B. Protein synthesis
C. To produce energy (ATP)
D. Protein modification and distribution
E. Waste disposal via hydrolytic enzymes
- ANSWER B
True/False. A virus is considered a microorganism.
- ANSWER False
True or False: The smallest biological unit of life is the molecule.
- ANSWER False
At a generalized level, all cells are comprised of what?
- ANSWER Macromolecules
A student may also answer: Proteins, Lipids, Nucleic acids and Polysaccharides but
they must answer with all four to be fully correct.
, Proteins are formed from various combinations of _______ of which there are
______ known forms.
- ANSWER 1. Amino acids
2. 20
How many amino acids are classified as being essential amino acids?
- ANSWER 9
The plasma membrane (select all that are true):
A. Restricts movement of materials in and out of the cell
B. Is often a triple layer comprised of lipids
C. Prevents essential nutrients from escaping
D. Contains hydrophobic tails pointing outward
- ANSWER A;C
Complete the following DNA strand, and indicate how many bonds are formed for
each complementary pair:
3' GGTCATCG 5'
5' CC _____AGC 3'
- ANSWER 3' GGTCATCG 5'
5' CCAGTAGC 3'
There are 2 bonds formed between A and T, and 3 bonds between G and C.
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