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A & P Week 3 Test

Enter the letter for the matching Answer
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1.
This organelle is numerous in liver and kidney cells.
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2.
The fundamental organizational unit of life is the:
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3.
The result of meiosis is
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4.
The cell extension that assists epithelial cells in absorption is called:
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5.
Which is true about the sodium and potassium pump?
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6.
Water will move through the cell membrane by:
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7.
A chemical that reduces the amount of activation energy needed to start a chemical reaction is a(n)
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8.
Materials can be moved from a low concentration to a high concentration through:
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9.
T/F lysosomes and ribosomes are membranous structure containing substances that protect the cell from harm
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10.
The largest human cell, measuring about 150 μm, is a:
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11.
The Nucleus is a
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12.
During which stage of mitosis do the centrioles move to the opposite poles of the cell?
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13.
What is not a function of the smooth endoplasmic reticulum?
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14.
Water pressure that develops in a solution as a result of osmosis into that solution is called _____ pressure.
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15.
Rafts are stiff groupings of membrane molecules. What is their function?
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16.
RNA makes proteins by
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17.
The nucleolus is composed chiefly of:
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18.
Damage to the centrosome and centrioles in a cell would have the greatest impact on which cell function?
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19.
The barrier function of the plasma membrane is accomplished by the:
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20.
What organelle primarily modifies products from the rough ER, and it resembles a stack of hollow saucers, one cupped inside the next. ?
A.
spherical membrane-bound structure that contains the genetic material of the cell and is often referred to as the command center
B.
catalyst.
C.
rRNA.
D.
Golgi apparatus
E.
microvilli.
F.
active transport.
G.
cell.
H.
Cell division
I.
four daughter cells that are haploid.
J.
translation.
K.
peroxisome
L.
osmosis.
M.
Prophase
N.
Three sodium ions are taken out of the cell.
O.
Provides a site for ribosome attachment
P.
TRUE
Q.
phospholipid bilayer.
R.
female sex cell or ovum.
S.
Help organize the various components of the plasma membrane Play an important role in the pinching of a parent cell into two daughter cells Sometimes allow the cell to form depressions that form a means of carrying substances into the cell
T.
osmotic
Type the Answer that corresponds to the displayed Question.
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21.
The pairing of bases of a strand of DNA is obligatory. If a strand of DNA were composed of the base sequence of ATCG, what would be the obligatory sequence of its opposing base pairs?
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22.
Diffusion of particles through a membrane by means of a carrier molecule is called:
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23.
The presence of which substance in the cell membrane keeps it from breaking too easily?
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24.
Extensive weight training causes the muscle cells to:
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25.
Which cell extension lacks a central pair of microtubules, is not found in blood cells, and functions in the kidney to monitor urine flow?
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26.
T/F The plasma membrane has tubulin protein
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27.
Which organelle processes and packages material to be secreted?
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28.
Which of the following cytoskeleton elements are the largest in diameter?
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29.
Phagocytosis is an example of:
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30.
Which organelles consist of vesicles that have pinched off from the Golgi apparatus?

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