Monkeys, trees, snakes, moss, birds, sunlight, rain, rocks and bugs together would be considered a(n) ____

a. population
b. ecosystem
c. biosphere
d. community
e. organism


ANSWER: b

Biology & Microbiology

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Shown below is a map of five genes, E, L, V, I, and S, on a chromosome. The map units between each gene are shown. Which of the following pairs would have the highest frequency of recombination?

E----5----L-2-V-------10-------I--------------20---------------S A. I and S B. V and I C. E and L D. L and V E. L and S

Biology & Microbiology

Fragments corresponding to it that would be useful in deriving the sequence are

The following sequence is part of a genome. C T G T G G T A A C T G A G T C A C T A G A) GUCUC; GAUC; ACCAU; AUUGA; GACUC; CUCAG; AGUG B) CTGTG; CTAG; TGGTA; TAACT; CTGAG; GAGTC; TCAC C) CACT; CTGAG; GAGTC; TCAAT; ATGGT; GATC; GTGTC D) ACG; GTGAT; CTGTA; CTGTGTAC; GTG; CTGACTG

Biology & Microbiology

Where are the methanogens found?

a. Crenarchaeota b. Euryarchaeota c. Korarchaeota d. Nanoarchaeota e. both Crenarchaeota and Euryarchaeota

Biology & Microbiology

A solution having a pH of 6 would:a

have equal concentrations of hydrogen ions and hydroxide ions. b. have a higher concentrations of hydroxide ions than hydrogen ions. c. be slightly acidic. d. be slightly basic. e. be neutral.

Biology & Microbiology