The ________ spreads more parasitic diseases to humans than any other vector
A) kissing bug
B) mosquito
C) tick
D) louse
E) mite
B
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Which of the following is not one of the four tissue types?
A. Squamal B. Nervous C. Connective D. Epithelial E. Muscle
The components of a nucleotide are:
a. a nitrogenous base b. a nitrogenous base and a pentose sugar c. a nitrogenous base, a pentose sugar, and a phosphate group d. a nucleoside and a phosphate group e. Both c and d
A sequence of bases within a gene that will be transcribed, but removed from the transcript prior to translation is a/an
A. intron. B. operator. C. promoter. D. operon. E. exon.
Cells pass through regulatory checkpoints as they prepare to divide. If mutations are detected in the cell, normally __________ will initiate cell death.
a. tumor suppressor genes b. oncogenes c. proto-oncogenes d. metastatic cells