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Biology Exam 2

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1.
1 point
Which of the following is not a concept of cell theory?
2.
1 point
Which of the following would not be a component of a plasma membrane
3.
1 point
The plasma membrane (cell membrane) is:
4.
1 point
Cholesterol in the cell membrane
5.
1 point
Which of the following is true of phospholipids
6.
1 point
Which of the following is not a function of a membrane protein
7.
1 point
The fingerlike projections of the cell membrane that increase membrane surface area are called:
8.
1 point
An anchoring junction consisting of an internal protein plaque and external linker proteins is called a
9.
1 point
The glycocalyx:
10.
1 point
Nonpolar, lipid-soluble substances pass through the cell membrane by:
11.
1 point
Osmosis is:
12.
1 point
If animal cells are placed in a hypotonic solution, what would?
13.
1 point
A hypotonic solution is:
14.
1 point
Filtration is:
15.
1 point
which of the following membrane processes requires the use of ATP
16.
1 point
which transport process is the main mechanism for the specific uptake of macromolecules by body cells:
17.
1 point
Pinocytosis is an example of
18.
1 point
Which of the following is FALSE regarding the membrane potential
19.
1 point
Binding of a ligand to a G protein-linked receptor
20.
1 point
The binding of a ligand to a membrane receptor causing a direct cellular response is an example of
21.
1 point
DNA is coiled around eight ____ to form a ____, the fundamental unit of chromatin
22.
1 point
Non coding regions of DNA within a gene are called
23.
1 point
A gene can be defined as
24.
1 point
During DNA replication, the enzyme ____ untwists the DNA helix and exposes complementary strands of nucleotides
25.
1 point
The enzyme ____ splices together the short segments of the lagging strand of DNA
26.
1 point
The enzyme that adds complimentary DNA nucleotides to the template strand and replaces the RNA primer is:
27.
1 point
The RNA responsible for carrying the genetic information from DNA to the ribosomes is:
28.
1 point
The enzyme that oversees mRNA synthesis and adds the proper RNA nucleotides to make mRNA is:
29.
1 point
If the nucleotides or base sequence of the DNA strand used as a template for messenger RNA synthesis is ACGTT, then the sequence of bases in the corresponding mRNA would be:
30.
1 point
The RNA protein complexes that remove introns to produce functional mRNA are called:
31.
1 point
Which of the following statements about translation is correct:
32.
1 point
Which of the following is not true of epithelial tissues:
33.
1 point
Endocrine glands:
34.
1 point
Sebaceous glands are an example of:
35.
1 point
Select the correct statement regarding multicellular exocrine glands:
36.
1 point
Connective tissues are develop from an embryonic connective tissue called:
37.
1 point
the fiber type that gives connective tissue great tensile strength is
38.
1 point
the extracellular matrix of connective tissues is composed of
39.
1 point
The pleura and pericardium are examples of:
40.
1 point
The respiratory and digestive tracts are lined with
41.
1 point
Muscle tissue contains which of the following myofilaments:
42.
1 point
The formation of granulation tissue occurs during what phase of tissue repair
43.
1 point
the first step in tissue repair involves
44.
1 point
which tissue type arises from all 3 embryonic germ layers
45.
1 point
Which of the following is not an embryonic germ layer
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