The position of a specific gene on a chromosome can be determined by:
a. preparing a karyotype.
b. southern blotting.
c. genomic hybridization.
d. chromosome sorting.
e. fluorescent in situ hybridization.
e
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All of the following are major steps in the treatment of a community's drinking water except:
A) boiling. B) filtration. C) flocculation. D) sedimentation.
If you skip a meal, ____
a. insulin levels will rise b. glucagon levels will rise c. glucose will be taken up by cells d. both insulin and glucagon levels will rise e. glucose will be converted to glycogen
Nondisjunction during meiosis results in an abnormal number of chromosomes in one or more gametes. In some cases of nondisjunction, a single chromosome fails to separate. In others, none of the chromosomes separate. Suppose an egg is produced in which none of the chromosomes separate during meiosis II. What is the chromosome number of the zygote that results if this egg is fertilized by a normal sperm?
A. 1n B. 2n C. 2n + 1 D. 3n
The Five I's of studying microorganisms include all of the following except
A. inoculation. B. incubation. C. infection. D. isolation. E. identification