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Q 1/47
Score 0
Who is regarded as the founding father of microbiology?
30
Leeuwenhoek
Tyndall
Redi
Pasteur
Q 2/47
Score 0
Of the following options, which most accurately reflects necessary characteristics for life?
45
Order, evolution, nucleated, made of cells
Reproduction, adaptation, made of cells, order
All options reflect necessary characteristics
Metabolism, order, motility, adaptation
47 questions
Q.
Who is regarded as the founding father of microbiology?
1
30 sec
Q.
Of the following options, which most accurately reflects necessary characteristics for life?
2
45 sec
Q.
Which domain contains single-celled organisms?
3
20 sec
Q.
Order to following from SMALLEST to LARGEST: Single protein, amoeba, fruit fly, H2O molecule, electron, mitochondria
4
120 sec
Q.
Who disproved spontaneous generation with a jar and gauze?
5
20 sec
Q.
Viroids are potentially more infectious to humans than prions.
6
20 sec
Q.
What makes a substance organic?
7
30 sec
Q.
A solution with a pH of 13 is how many times more alkaline than a solution with a pH of 7?
8
60 sec
Q.
Element X has 15 electrons; how many bonds can it form?
9
45 sec
Q.
Identify A, B, C
10
45 sec
Q.
What is the function of the R side chain in amino acids?
11
30 sec
Q.
What functional group is associated with carbohydrates?
12
30 sec
Q.
Order the following bonds from STRONGEST to WEAKEST: polar covalent, ionic, hydrogen, nonpolar covalent
13
30 sec
Q.
Give a complementary​ strand of DNA for the following: TTA GCC CTA GAA TGC GTT
14
60 sec
Q.
What type of bonds occurs within a water molecule?
15
30 sec
Q.
What type of bonds occurs between water molecules?
16
30 sec
Q.
Gram-positive organisms stain purple.
17
10 sec
Q.
Which of the following is involved in structure but not movement?
18
10 sec
Q.
Which organelle contains genetic material?
19
30 sec
Q.
Gram-positive organisms have more teichoic acid than Gram-negative cells.
20
20 sec
Q.
Gram-negative organisms have two membranes.
21
20 sec
Q.
A solute moving from low concentration to high concentration would be considered ________________.
22
30 sec
Q.
Both prokaryotes and eukaryotes possess Golgi apparatus
23
20 sec
Q.
Calcium storage, detoxification functions, and lipid synthesis would best describe:
24
30 sec
Q.
Which of the following is involved in movement, but its primary role is attachment?
25
30 sec
Q.
A bright-field microscope has greater magnification power compared to an electron microscope.
26
20 sec
Q.
Only prokaryotic organisms possess ribosomes.
27
20 sec
Q.
Gram-negative bacteria have a thick layer of peptidoglycan.
28
20 sec
Q.
8 electrons can fill the first valence orbital according to valence shell theory.
29
20 sec
Q.
Order the following from LARGEST to SMALLEST: electron, nucleic acid, Protozoan, CO2 molecule, rough ER
30
120 sec
Q.
A highly infectious, misfolded protein accurately describes viruses.
31
20 sec
Q.
Primary protein structure can be described as a 3-D, functional shape.
32
20 sec
Q.
Purines are a double ring, while pyrimidines are a single ring.
33
20 sec
Q.
Saturated fats are generally solid at room temperature.
34
20 sec
Q.
Electron microscopes are easily accessible and cheap to purchase.
35
20 sec
Q.
The clarity of an image accurately describes magnification.
36
20 sec
Q.
Eukaryotes can possess pili.
37
20 sec
Q.
A cell (lacking a cell wall) in a hypertonic solution will...
38
30 sec
Q.
What bonds are responsible for forming peptide bonds?
39
30 sec
Q.
Order the following from LARGEST to SMALLEST: Neutron, one ribosome, a human kidney, a ladybug, H2O molecule, one S. aureus cell, simple squamous epithelial cell, electron, 1 starch molecule
40
120 sec
Q.
Element Y has 8 valence electrons. How many bonds can it form?
41
30 sec
Q.
The _______________ functions by modifying proteins for transport or secretion.
42
30 sec
Q.
The _________________ generates power/energy for the cell.
43
30 sec
Q.
The _______________ creates proteins.
44
30 sec
Q.
A pH of 3 is _________ times more _______________ than a pH of 10.
45
30 sec
Q.
What definition best fits emerging disease?
46
30 sec
Q.
Why did Pasteur's swan-neck flask experiments sometimes fail?
