DNA fingerprints, such as those first used by Alec Jeffries, reveal variations in _____ between different individuals

a. blood type
b. cancer-causing mutations
c. transgenes
d. the locations of restriction enzyme recognition sites
e. STR alleles


d

Biology & Microbiology

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Boa constrictors on an island are an example of a(n) ______.

A. cell B. organ C. organism D. population E. ecosystem

Biology & Microbiology

Which lineage of Echinoderms is made up of about 600 living species of sea lilies and feather stars?

a. Asteroidea b. Crinoidea c. Holothuroidea d. Ophiuroidea

Biology & Microbiology

Synthetic auxin can be used as a(n) ____.

A. pesticide B. herbicide C. fungicide D. insecticide E. bactericide

Biology & Microbiology

Which of these is a type of prokaryotic cell?

A. a mushroom cell B. a plant cell C. a worm cell D. a bacterial cell

Biology & Microbiology