Which of the following techniques involves altering an organism’s DNA by inserting a gene
from a different organism?
a. DNA profiling
b. genetic engineering
c. therapeutic cloning
d. DNA fingerprinting
B
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Inbreeding reduces which of the following variances to near zero?
A. Genetic variance B. Environmental variance C. Both variances D. Neither variance
Glutaraldehyde
A. is, if given enough time, able to destroy all forms of microbial life. B. is very good for use on heat-sensitive medical items. C. attacks lipids. D. does not affect non-enveloped viruses. E. is, if given enough time, able to destroy all forms of microbial life AND is very good for use on heat-sensitive medical items.
As oxygen binds to hemoglobin, the ________ of the hemoglobin molecule will change through a process of ________ such that the binding of oxygen is enhanced.
A) amino acid sequence : phosphorylation B) cooperativity : negativity C) affinity : positive cooperativity D) affinity : negative cooperativity E) cooperativity : positivity
Helicobacter pylori produces (cytotoxin/hyaluronidase/urease), a unique virulence factor important to colonizing the digestive system.
Fill in the blank(s) with the appropriate word(s).