In mammals, gestation is defined physiologically as the time from _____ to birth.
A. fertilization
B. implantation
C. blastocyst formation
D. ovulation
E. the first missed menstruation
B. implantation
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A type of horizontal gene transfer in prokaryotes, in which a cell receives bacterial DNA from a bacteriophage, is
A. fixation. B. transformation. C. replication. D. transduction. E. conjugation.
A decrease in body temperature to ___ degrees
Celsius or below alters brain function.
a. 39 b. 38 c. 37 d. 36 e. 35
Name the structure and organ of the digestive tract that contain microvilli and absorb nutrients.
a) villus, large intestine b) folds, stomach c) pyloric sphincter, appendix d) villus, stomach e) villus, small intestine
Answer the following questions true (T) or false (F)
1. The genome of all DNA animal viruses is replicated in the nucleus of the cell. 2. Bacteriophage release is a gradual process in which small numbers are released at a time. 3. Bovine spongiform encephalopathy is an example of a prion disease.