1.
Which of the following is the major function of the process of meiosis?
A. 
Synthesize physical characteristics
B. 
Reduce then number of chromosomes by half
C. 
Increase the number of germ cells
D. 
2.
The DNA macromolecule, the sequence of ________ determines the characteristics of every living thing.
A. 
B. 
C. 
Nitrogenous organic bases
D. 
3.
In the human cell, protein sunthesis occurs in which of the following locations?
A. 
B. 
C. 
D. 
4.
Which of the following is a process of reduction cell division
A. 
B. 
C. 
D. 
5.
Which of the following produces antibodies
A. 
B. 
C. 
D. 
6.
Which of the following cellular organelles function as cellular garbage disposals
A. 
B. 
C. 
D. 
7.
The nucleolus contains which of the following
A. 
B. 
C. 
D. 
8.
Radiation induced chromosomes damage may be evaluated during which of the following processes
A. 
B. 
C. 
D. 
9.
THe cytoplasm makes up the bulk of the cell and containes a number of intracellular structures, which include:1. Endoplasmic reticulum 2. mitochondria3. ribosomes4. lysosomes
A. 
B. 
C. 
D. 
E. 
10.
The process of reduction division of the Germ cells that reduces the number of chromosomes from 46 to 23 is termed:
A. 
B. 
C. 
D. 
11.
The nucleic acid that serves as the command or control molecule for cell function is the:
A. 
B. 
C. 
D. 
12.
_________are also called fat, serves as a thermal insulator, and as fuel for the body by providing energy stores.
A. 
B. 
C. 
D. 
13.
If exposure to ionizing radiation damages the components involved in molecular synthesis beyond repair, cells do which of the following?
A. 
B. 
Functions abnormally or dies
C. 
Repair themselves immediately because of enzymatic proteins they contain
D. 
Reproduce themselves in pairs
14.
Somatic cells divid through the process of
A. 
B. 
C. 
D. 
15.
Chemical secretions that are manufactured by various endocrine glands and carried by the blood stream to influence the activities or other parts of the body are termed.
A. 
B. 
C. 
D. 
16.
DNA regulates cellular activity indirectly by reproducing itself in the form of ________to carry genetic information from the cell nucleus to ribosomes located in the cytoplasm.
A. 
B. 
C. 
D. 
17.
A radiation exposure to which of the following systems will most likely result in damage to the blood forming organs?
A. 
B. 
C. 
D. 
18.
Genetic effects from the exposure to ionizing radiation occur as a result of radiation-induced damage to the DNA molecule in which of the following?1. sperm of an adult male2. ova of an adult female3. somatic cells of male and female adults
A. 
B. 
C. 
D. 
E. 
19.
If the human injury is not observable for many months or years, after radiation exposure, the radiation response (damage) is termed:
A. 
Early effect of radiation
B. 
C. 
Radiographic effect of radiation
D. 
Unknown effect of radiation
20.
Intestinal Crypt cells fall in the high radiosensitive category. Which of the following cell types also fall in the high radiosensitive category?
A. 
B. 
C. 
D. 
E. 
21.
Ionizing radiation can adversly affect the cell. Damage to the cell's nucleus reveals itself in which of the following ways?
A. 
B. 
C. 
D. 
E. 
22.
Radiation can induce genetic damage by which of the following means?
A. 
Interacting with somatic cells of only one parent
B. 
Interacting with somatic cells of both parents
C. 
Altering the essential base cosing sequence of DNA
D. 
23.
Radiation damage is observed on which of the following three levels
A. 
Molecular, cellular, and inorganic
B. 
Molecular, cellular, and organic
C. 
Microscopic, molecular, and organic
D. 
Organic, inorganic, and cellular
24.
The average energy deposited per unit length of track through a medium is called:
A. 
Relative biologic effectiveness
B. 
C. 
D. 
Radiation energy effectiveness
25.
The combined processes of ____and ____contribute to recovery from sublethal radiation damage.
A. 
B. 
C. 
D.