Human Biology Practice Test For Final

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

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