If you see a male calico cat, you can be fairly certain that his diploid cells have a sex chromosome combination of

____.



a. XYY
b. XY
c. XX
d. XXY
e. XO


ANSWER: d

Biology & Microbiology

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The molecule in the accompanying figure is ____, and has ____

a. unsaturated; a carbon-carbon double bond b. saturated; a carbon-carbon double bond c. unsaturated; no carbon-carbon double bonds d. saturated; no carbon-carbon double bonds e. saturated; a carbon-carbon triple bond

Biology & Microbiology

The single greatest reservoir(s) of carbon exist(s) in ____

a. the atmosphere b. land food webs c. the ocean d. rocks and sediments e. marine organisms

Biology & Microbiology

Genomic imprinting is caused by epigenetic changes to DNA Indicate whether the statement is true or false

Biology & Microbiology

The high surface tension of water that allows some insects to literally walk on water is because of:

A. polar covalent bonds B. high heat of vaporization C. cohesion D. heat storage E. adhesion

Biology & Microbiology