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BIO 353 Exam 1 Cell Biology 1. The three tenets of the cell theory are: A) 1. Organisms except viruses consist of one or more cells; 2. The cell is the basic unit of structure for all organism except viruses; 3. All cells arise only from existing cells $12.99
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BIO 353 Exam 1 Cell Biology 1. The three tenets of the cell theory are: A) 1. Organisms except viruses consist of one or more cells; 2. The cell is the basic unit of structure for all organism except viruses; 3. All cells arise only from existing cells
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Course
BIO 353
Institution
BIO 353
BIO 353 Exam 1 Cell Biology
1. The three tenets of the cell theory are:
A) 1. Organisms except viruses consist
of one or more cells; 2. The cell is the
basic unit of structure for all organism
except viruses; 3. All cells arise only
from existing cells
BIO 353 Exam 1 Cell Biology
The three tenets of the cell theory are: C) Q. All organisms consist of one or more cells; 2. The
cell is the basic unit of structure for all or- ganism; 3. All
Cells arise from pre-existing cells
Q. Organisms except viruses consist of one or more cells; 2. The cell is the basic
unit of structure for all organism except viruses; 3. All cells arise only from
existing cells
Q. All Organisms consist of one or more cells; 2. The cells is the basic unit of
structure for all organisms; 3. Somecells arise from preexisting cells.
Q. All organisms consist of one or more cells; 2. The cell is the basic unit of
structure for all organism; 3. All Cellsarise from preexisting cells
If you want to examine a cellular struc- ture that is less than 0.Qum, what type of
microscope would you choose to per-form such study?
Light
Electron
B) Electron
Light: An instrument with a vis- ible light wavelength
range of 400-700 nm, the limit of resolution is 200-350
nm
Which of the following is NOT a funda-mental property of carbon?
(.2-.35 um)
Carbon-containing molecules arestable
Carbon atoms are most likely to formionic bonds with one another Anything small than .2 um would be best to use
Carbon has a valence of 4 electron micro- scope
B) Carbon atoms are most likely to form ionic bonds
with one an-other
, BIO 353 Exam 1 Cell Biology
D) Carbon-containing molecules are di-verse
Biologically, which of the following is the least important characteristic of wa-ter?
Water molecules are polar Water typically contains iso-topes of hydrogen
Water is a good solvent
Water molecules form numerous hy-drogen bonds with each other
Water typically contains isotopes ofhydrogen
Hydrophobic interactions is the results of the attraction force of hydrophobic
molecules for each other
True
False
The "Principle of Self Assembly" states that: The information requires to specify the
folding of macromolecules and their interactions to form more complicated
structures with specific biological func- tions (Blank Q) inherent in the polymers
themselves (Blank 2) further informa- tion or energy input
B) False
(Q) is; (2) but requires
(Q) is; (2) and requires no
(Q) is not; (2) but requires
D. none of the above
B) (Q) is; (2) and requires no
What amino acid has a disulfide bond? Cysteine
Then secondary structure of polypep- tides ( alpha helix and beta sheets) are (Q) hydrogen; (2) polypeptidebackbone
common among proteins because they
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