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Human Biology Practice Test For Final

72 Questions  I  By Funkytrunks22
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Human Biology Practice Test For Final
This is the practice test (from last year? ) for the Final.

  
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Question Excerpt

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1.  In the nitrogen cycle, __________ are responsible for fixing nitrogen.
A.
B.
C.
D.
E.
2.  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.
3.  Air enters the human lung because of:
A.
B.
C.
D.
E.
4.  One can say about the membrane protein in the following illustration:
A.
B.
C.
D.
E.
5.  This produces both progesterone and estrogen.
A.
B.
C.
D.
E.
6.  DNA replication occurs during:
A.
B.
C.
D.
E.
7.  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.
8.  What is a non-polar molecule?
A.
B.
C.
D.
E.
9.  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.
10.  Stimulates interstitial cells.
A.
B.
C.
D.
E.
11.  Which organelle is the site of most ATP formation in the cell?
A.
B.
C.
D.
E.
12.  Which of the following is a characteristic of living organisms?
A.
B.
C.
D.
E.
13.  Which of the following regions which are indicated by letters, is a nitrogenous base of a DNA nucleotide?
A.
B.
C.
D.
14.  This causes the membrane potential to rise (depolarize) all along the axon.
A.
B.
C.
D.
E.
15.  A specific immune response means that:
A.
B.
C.
D.
E.
16.  Hormone which maintains the corpus luteum.
A.
B.
C.
D.
E.
17.  This controls the level of glucose in the blood.
A.
B.
C.
D.
E.
18.  Which of the following releases amylase?
A.
B.
C.
D.
E.
19.  One thing which helps make a vaccination work is:
A.
B.
C.
D.
E.
20.  After an mRNA molecule has been produced:
A.
B.
C.
D.
E.
21.  This is composed of one cell type, i.e. neurosecretory cells.
A.
B.
C.
D.
E.
22.  In the hormonal stimulation of cAMP formation, the molecule which is activates adenylyl cyclase to form cAMP is:
A.
B.
C.
D.
E.
23.  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.
24.  Assume A is normal vision, a is colorblind vision. In the cross XAXa x XaY, one can say that:
A.
B.
C.
D.
E.
25.  __________ hormones have receptors which bind the hormone and then the hormone/receptor complex attaches to DNA.
A.
B.
C.
D.
E.
26.  CAMP is formed from:
A.
B.
C.
D.
E.
27.  The tissue type that can be found covering organs and lining openings in the body is:
A.
B.
C.
D.
E.
28.  What is a characteristic of DNA?
A.
B.
C.
D.
E.
29.  The name of the process shown here is:
A.
B.
C.
D.
E.
30.  Where would one find MHC proteins?
A.
B.
C.
D.
E.
31.  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.
32.  A common characteristic of the formation of polymers is that:
A.
B.
C.
D.
E.
33.  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.
34.  Which bond is the weakest?
A.
B.
C.
D.
E.
35.  This is found in the membrane and forms ATP.
A.
B.
C.
D.
E.
36.  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.
37.  Cell membrane proteins called Major Histocompatability Complex (MHC) serve to:
A.
B.
C.
D.
E.
38.  The ______ causes contractions of the ventricles of the heart.
A.
B.
C.
D.
E.
39.  Which of the following is a lipid (= fat) and is found in cell membranes?
A.
B.
C.
D.
E.
40.  This releases about 10 different hormones, all of which are peptides.
A.
B.
C.
D.
E.
41.  This is stimulated by LH (Luteinizing hormone) to produce testosterone.
A.
B.
C.
D.
E.
42.  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.
43.  Steroid which helps to stimulate sperm maturation.
A.
B.
C.
D.
E.
44.  The waste product urea is formed in the:
A.
B.
C.
D.
E.
45.  Glucose is removed from the nephron and reabsorbed into the blood from the:
A.
B.
C.
D.
E.
46.  If A is dominant to a, the offspring of the cross AA  x aa will:
A.
B.
C.
D.
E.
47.  In the following molecule of mRNA, the number underneath the start codon(s) is (are):
A.
B.
C.
D.
E.
48.  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.
49.  __________ in an ecosystem.
A.
B.
C.
D.
E.
50.  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.
51.  Which of the following statements is NOT true?
A.
B.
C.
D.
E.
52.  Stimulates release of LH/FSH when in high concentration in blood.
A.
B.
C.
D.
E.
53.  The epiglottis functions to prevent food from entering the trachea. It is necessary to do this because:
A.
B.
C.
D.
E.
54.  The smallest unit of matter which cannot be broken down chemically is:
A.
B.
C.
D.
E.
55.  Anti-diuretic hormone, (ADH) will cause less _________ to be released in the urine.
A.
B.
C.
D.
E.
56.  Which of the following type of bond is used when a peptide bond is formed?
A.
B.
C.
D.
E.
57.  The last heart chamber to which blood flows before going to the body is the:
A.
B.
C.
D.
E.
58.  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.
59.  In the human body, the food we eat is ultimately stored in what form of energy?
A.
B.
C.
D.
E.
60.  This changes shape to move actin.
A.
B.
C.
D.
E.
61.  There is a mistake in the following DNA. Which numbered arrow points to this mistake?
A.
B.
C.
D.
E.
62.  In an ecosystem, _________ move(s) in a one way path, while ________ move(s) in a cycle.
A.
B.
C.
D.
E.
63.  Produced by corpus luteum.
A.
B.
C.
D.
E.
64.  When an immune system cell ingests an antigen, it may become an antigen-presenting cell. This means that:
A.
B.
C.
D.
E.
65.  The pharynx is:
A.
B.
C.
D.
E.
66.  The only peptide formed by the testis.
A.
B.
C.
D.
E.
67.  The material which acts upon pepsinogen to change it to pepsin is:
A.
B.
C.
D.
E.
68.  Present in the female but not the male.
A.
B.
C.
D.
E.
69.  A tendon is indicated by arrow number _____?
A.
B.
C.
D.
E.
70.  Causes buildup of uterine lining.
A.
B.
C.
D.
E.
71.  Stimulates ovary to cause ovulation.
A.
B.
C.
D.
E.
72.  What is a codon?
A.
B.
C.
D.
E.
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