Which of the following reactions is performed by yeast in wine-making?
A) sugar ? ethanol
B) ethanol ? acetic acid
C) malic acid ? lactic acid
D) carbon dioxide ? sucrose
E) sugar ? CO2 + H2O
A
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In performing a bacterial spore staining techniques, the counterstain is
A. Carbolfuchsin B. Methylene blue C. Malachite green D. Safranin E. The right answer is not listed
The complementary three-base sequences on tRNA are called_________
Fill in the blank(s) with the appropriate word(s).
A ________ is all the genes on a single chromosome
A) gene loci line B) linkage group C) chromosomal conglomeration D) genetic allele formation E) recombination group
Given that a human normally contains 46 chromosomes, give the chromosome number for each of the following conditions: Turner syndrome (female, no Barr bodies) Klinefelter syndrome (male, one Barr body)
A) 45, 47 B) 47, 47 C) 47, 45 D) 45, 46 E) 46, 47