Marsupials are distinguished by
A. nails.
B. a marsupium.
C. opposable thumbs.
D. mammary glands.
Answer: B
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The cytoplasmic space in eukaryotic cells is occupied by many diverse membrane-bound structures with specific cellular functions called:
A. flagella. B. organelles. C. receptors. D. cilia. E. chromosomes.
Which repair mechanism often leads to deletions in chromosomes?
A. Recombinational repair B. Direct repair C. Base excision repair D. Mismatch repair E. Nucleotide excision repair F. Nonhomologous end joining (NHEJ)
What functions are performed by lipids? a. They are used for energy storage and as components of various cellularstructures
b. They are used for speeding up chemical reactions in the cell. c. They are used for defense against invading pathogens in the cell. d. They are used for transport of other molecules.
Using the following question in a survey to elicit the effectiveness of an advertising campaign would suffer from what sort of bias: "Was the primary reason for your purchase of this product the advertising campaign?"
A. Selection bias B. Availability bias C. Statistical bias D. Confirmation bias