Human Biology Practice Test For Final

72 Questions  I  By Funkytrunks22
This is the practice test (from last year? ) for the Final.

  
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1.  Cell membrane proteins called Major Histocompatability Complex (MHC) serve to:
A.
B.
C.
D.
E.
2.  __________ in an ecosystem.
A.
B.
C.
D.
E.
3.  Glucose is removed from the nephron and reabsorbed into the blood from the:
A.
B.
C.
D.
E.
4.  If a parent cell (assume 1 pair of chromosomes) is to undergo normal mitosis, then each of the daughter cells will have:
A.
B.
C.
D.
E.
5.  When an immune system cell ingests an antigen, it may become an antigen-presenting cell. This means that:
A.
B.
C.
D.
E.
6.  In the following negative feedback loop, a hormone controls the level of a material in the blood.  What will occur at the site marked with an X? [Start at the fat, open arrow.]
A.
B.
C.
D.
E.
7.  Which of the following releases amylase?
A.
B.
C.
D.
E.
8.  If the neutrons in a nucleus of an atom are more numerous than the number of protons in the nucleas, then:
A.
B.
C.
D.
E.
9.  Which of the following type of bond is used when a peptide bond is formed?
A.
B.
C.
D.
E.
10.  In an ecosystem, _________ move(s) in a one way path, while ________ move(s) in a cycle.
A.
B.
C.
D.
E.
11.  This controls the level of glucose in the blood.
A.
B.
C.
D.
E.
12.  The epiglottis functions to prevent food from entering the trachea. It is necessary to do this because:
A.
B.
C.
D.
E.
13.  The type of hormone which activates a pathway which is already present in the cell, but in an inactive state, is:
A.
B.
C.
D.
E.
14.  Anti-diuretic hormone, (ADH) will cause less _________ to be released in the urine.
A.
B.
C.
D.
E.
15.  This produces both progesterone and estrogen.
A.
B.
C.
D.
E.
16.  A tendon is indicated by arrow number _____?
A.
B.
C.
D.
E.
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17.  This is found in the membrane and forms ATP.
A.
B.
C.
D.
E.
18.  In the following diagram, water is entering the cell.  Which of the following is a true statement concerning that diagram, or is (e) the correct reply?
A.
B.
C.
D.
E.
19.  In the following molecule of mRNA, the number underneath the start codon(s) is (are):
A.
B.
C.
D.
E.
20.  What is a codon?
A.
B.
C.
D.
E.
21.  A specific immune response means that:
A.
B.
C.
D.
E.
22.  Which of the following is a lipid (= fat) and is found in cell membranes?
A.
B.
C.
D.
E.
23.  Present in the female but not the male.
A.
B.
C.
D.
E.
24.  In the nitrogen cycle, __________ are responsible for fixing nitrogen.
A.
B.
C.
D.
E.
25.  This changes shape to move actin.
A.
B.
C.
D.
E.
26.  Hormone which maintains the corpus luteum.
A.
B.
C.
D.
E.
27.  CAMP is formed from:
A.
B.
C.
D.
E.
28.  If A is dominant to a, the offspring of the cross AA  x aa will:
A.
B.
C.
D.
E.
29.  Stimulates ovary to cause ovulation.
A.
B.
C.
D.
E.
30.  The ______ causes contractions of the ventricles of the heart.
A.
B.
C.
D.
E.
31.  One can say about the membrane protein in the following illustration:
A.
B.
C.
D.
E.
32.  The pharynx is:
A.
B.
C.
D.
E.
33.  A common characteristic of the formation of polymers is that:
A.
B.
C.
D.
E.
34.  __________ hormones have receptors which bind the hormone and then the hormone/receptor complex attaches to DNA.
A.
B.
C.
D.
E.
35.  The smallest unit of matter which cannot be broken down chemically is:
A.
B.
C.
D.
E.
36.  What is a characteristic of DNA?
A.
B.
C.
D.
E.
37.  Assume a cell normally has receptors for a hormone, then for some reason it no longer has those receptors. The loss of receptors will mean that the cell:
A.
B.
C.
D.
E.
38.  Which of the following statements is NOT true?
A.
B.
C.
D.
E.
39.  The last heart chamber to which blood flows before going to the body is the:
A.
B.
C.
D.
E.
40.  Which organelle is the site of most ATP formation in the cell?
A.
B.
C.
D.
E.
41.  The following diagram is of 2 chromosomes of one pair, even though they are of different colors. A true statement concerning this diagram is that:
A.
B.
C.
D.
E.
42.  This is stimulated by LH (Luteinizing hormone) to produce testosterone.
A.
B.
C.
D.
E.
43.  The waste product urea is formed in the:
A.
B.
C.
D.
E.
44.  In the human body, the food we eat is ultimately stored in what form of energy?
A.
B.
C.
D.
E.
45.  Where would one find MHC proteins?
A.
B.
C.
D.
E.
46.  This is composed of one cell type, i.e. neurosecretory cells.
A.
B.
C.
D.
E.
47.  Assume A is normal vision, a is colorblind vision. In the cross XAXa x XaY, one can say that:
A.
B.
C.
D.
E.
48.  Stimulates release of LH/FSH when in high concentration in blood.
A.
B.
C.
D.
E.
49.  Which bond is the weakest?
A.
B.
C.
D.
E.
50.  There is a mistake in the following DNA. Which numbered arrow points to this mistake?
A.
B.
C.
D.
E.
51.  Steroid which helps to stimulate sperm maturation.
A.
B.
C.
D.
E.
52.  The tissue type that can be found covering organs and lining openings in the body is:
A.
B.
C.
D.
E.
53.  The name of the process shown here is:
A.
B.
C.
D.
E.
54.  Which of the following regions which are indicated by letters, is a nitrogenous base of a DNA nucleotide?
A.
B.
C.
D.
55.  Produced by corpus luteum.
A.
B.
C.
D.
E.
56.  Which of the following diagrams would accurately depict how water molecules form hydrogen bonds with each other?  [The squiggle represents a hydrogen bond].
A.
B.
C.
D.
57.  Causes buildup of uterine lining.
A.
B.
C.
D.
E.
58.  Assume 2 pair of chromosomes in the parent cell, which have already undergone DNA replication. This diagram below illustrates the Mendel's Law of Segregation because:
A.
B.
C.
D.
E.
59.  This causes the membrane potential to rise (depolarize) all along the axon.
A.
B.
C.
D.
E.
60.  This releases about 10 different hormones, all of which are peptides.
A.
B.
C.
D.
E.
61.  A ribosome has 3 sites, An E, a P and an A site.  Into which site does tRNA enter in order to attach to mRNA?
A.
B.
C.
D.
E.
62.  What is a non-polar molecule?
A.
B.
C.
D.
E.
63.  Air enters the human lung because of:
A.
B.
C.
D.
E.
64.  The material which acts upon pepsinogen to change it to pepsin is:
A.
B.
C.
D.
E.
65.  In the hormonal stimulation of cAMP formation, the molecule which is activates adenylyl cyclase to form cAMP is:
A.
B.
C.
D.
E.
66.  Which of the following is a characteristic of living organisms?
A.
B.
C.
D.
E.
67.  If one sees the chromosomes of a cell aligned at the center of the cell in a straight line, this cell will be in:
A.
B.
C.
D.
E.
68.  The only peptide formed by the testis.
A.
B.
C.
D.
E.
69.  After an mRNA molecule has been produced:
A.
B.
C.
D.
E.
70.  Stimulates interstitial cells.
A.
B.
C.
D.
E.
71.  One thing which helps make a vaccination work is:
A.
B.
C.
D.
E.
72.  DNA replication occurs during:
A.
B.
C.
D.
E.
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