Select the biosafety level described by the conditions of the following example:
> A microbiology student is working on a project under the following conditions:
o Work is conducted on a standard laboratory table or bench.o A nonpathogenic laboratory strain of E. coli is being used.o Minimal PPE, such as a lab coat, gloves, and eye protection might be worn but are not necessary.
A) BSL-2
B) BSL-1
C) BSL-3
D) BSL-4
B) BSL-1
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In mitosis, the chromosomes move to opposite poles during
a. anaphase. b. metaphase. c. prophase. d. telophase
Genes at one locus that affect the expression of genes at a different locus are said to be
A. epistatic. B. linked. C. codominant. D. continuous. E. alleles.
The absence of necessary receptors is the basis of the defense against microbial invasion known as (natural/innate/species) resistance
What will be an ideal response?
In the black bread mold Rhizopus stolonifer, the two different mating types yield
a. a gametangium. b. a zygosporangium. c. two diploid cells. d. two haploid cells.