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Straighterline BIO 250 Microbiology Graded Exam 2- Latest Update 100% Solved
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Straighterline BIO 250 Microbiology Graded Exam 2- Latest Update 100% Solved
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Straighterline BIO 250 Microbiology Graded Exam 2-Latest Update 100% Solved
• BIO250_MH_V6
• Unit 12: Antimicrobial Treatment
Started on Saturday, 25 May 2024, 6:50 PM
State Finished
Completed on Saturday, 25 May 2024, 7:01 PM
Time taken 11 mins 4 secs
Grade 116.67 out of 125.00 (93.33%)
Question 1
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Question text
Facilitated diffusion is limited by _______.
Select one:
a.
the substrate concentration
b.
the size of the pores in the membrane
c.
the size of the cell
d.
osmotic pressure
e.
carrier proteins in the membrane
,Question 2
Correct
Mark 4.17 out of 4.17
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Question text
The movement of substances from lower to higher concentration across a
semipermeable membrane via a specific protein carrier and cell expenditure of energy is called
______.
Select one:
a.
osmosis
b.
active transport
c.
endocytosis
d.
diffusion
e.
facilitated diffusion
Question 3
Correct
Mark 4.17 out of 4.17
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Question text
An organism that cannot tolerate an oxygen environment is a/an ______.
Select one:
a.
obligate aerobe
b.
obligate anaerobe
c.
microaerophile
d.
facultative anaerobe
, e.
aerobe
Question 4
Correct
Mark 4.17 out of 4.17
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Question text
The phase of the bacterial growth curve that shows the maximum rate of cell division is the ______.
Select one:
a.
death phase
b.
prophase
c.
stationary phase
d.
exponential phase
e.
lag phase
Question 5
Correct
Mark 4.17 out of 4.17
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Question text
Microorganisms require large quantities of ______ for use in cell structure and metabolism.
Select one:
a.
water
b.
growth factors
c.
macronutrients
d.
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