A microarray of thousands of DNA sequences stamped onto a glass plate is a ____
a. Polysome
b. DNA chip
c. Plasmid
d. Polygene
e. DNA plate
ANSWER: b
Biology & Microbiology
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Kelps are a form of what group of protists?
a. brown algae b. slime molds c. water molds d. ciliates e. dinoflagellates
Biology & Microbiology
Cytosine, uracil, and thymine are single-ringed nitrogen-containing organic bases called ____________________. Fill in the blank(s) with the appropriate word(s)
Biology & Microbiology
Rhizobia help plants meet their __________ by producing __________
a. nitrogen; NH3 b. phosphorus; PO4 c. potassium; K2O d. nitrogen; NO3 e. phosphorus; ATP
Biology & Microbiology
The primary root of a plant that enlarges and persists throughout the life of the plant is the
A. fibrous root. B. companion root. C. rhizome. D. stoma. E. taproot.
Biology & Microbiology