What large molecules are essential in determining the structure and function of cells and tissues?
a. RNA
b. genes
c. proteins
d. hormones
e. nucleotides
c
Biology & Microbiology
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Discuss various mechanisms by which flowers are pollinated, and the characteristics of flowers that can give you a clue as to its mechanism of pollination
What will be an ideal response?
Biology & Microbiology
An —NH2 group is a(n) __________ group
a. carboxyl b. hydroxyl c. amine d. methyl e. carbonyl
Biology & Microbiology
Antibiotics are derived from all of the following, except ________.
A. Penicillium B. Bacillus C. Staphylococcus D. Cephalosporium E. Streptomyces
Biology & Microbiology
Human haploid cells have how many chromosomes?
a. 12 b. 23 c. 46 d. 69 e. 92
Biology & Microbiology