Which of the following is (are) a sterilizing gas(es) that can be used on heat-sensitive materials?
A. Isopropanol
B. Glutaraldehyde
C. Ethylene oxide
D. Chlorine gas
Answer: C
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Unsaturated fats are considered healthier than saturated fats in the human diet
Indicate whether the statement is true or false.
Mendel's dihybrid crosses, but not his monohybrid crosses, show that
a. some genes are linked together. b. the two alleles controlling a trait are divided equally among the gametes. c. alleles for different traits are inherited independently. d. one of the pair of alleles is dominant to the other. e. the crossing of two different homozygous forms will not produce any offspring in the first generation that will look like either of the parents.
Because the two strands of a DNA molecule are ________ to each other, either one can be used as a template to reconstruct the other.
A. bound B. identical C. antiparallel D. complementary
The sample standard deviation is related to the sample variance through what functional form?
A. Logarithm B. Exponential C. Square root D. Linear