Describe a situation in which two aneuploid gametes would yield a euploid zygote
What will be an ideal response?
The aneuploidy of the gametes must be such that the same chromosomes are affected in each, one with an extra copy of the chromosome and the other only deficient in that same chromosome. Fusion of these two gametes would restore euploidy.
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In a male fruit fly, the white-eye gene is carried on the Y chromosome
A. true B. false
Which of the following is a small Gram-negative rod requiring X-factor for growth?
A. Escherichia coli. B. Treponema pallidum. C. Neisseria gonorrheae. D. Haemophilus ducreyi
Glucose dissolves in water because it ____
a. ionizes b. is a polysaccharide c. is a polar and forms many hydrogen bonds with water molecules d. has a very reactive primary structure e. is an isotope
Prions are infectious proteins that cause normal proteins in the brain to misfold
Indicate whether the statement is true or false