Roughly how long is the small intestine?
A) 20 feet
B) 14 feet
C) 30 feet
D) 6 feet
Answer: A
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Which cancer-causing agent inserts foreign DNA into cells making them cancerous?
a. parasites b. viruses c. mast cells d. radiation e. bacteria
If you have ever had a chance to witness a childbirth, then you know it is an amazing event. However, even after the baby has been removed from the mother, her work is not complete in terms of labor. Why?
What will be an ideal response?
The sex of a human is determined by the:a
number of chromosomes. b. number of autosomes. c. presence of only one X chromosome. d. number of sex chromosomes. e. presence of a Y chromosome.
Obligate anaerobes may be cultured in the laboratory
A) in a reducing medium. B) in a standard incubator. C) in standard Petri plates. D) on blood agar plates. E) in standard complex media.