Bromthymol blue (BTB) is colored below pH 6.0 and colored above pH 7.6

(a) blue, yellow.
(b) yellow, green.
(c) red, blue.
(d) yellow, blue.


(d) yellow, blue.

Biology & Microbiology

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Reznick and Endler were interested in the effects of

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Angiosperms are most closely related to _____.

a) bryophytes b) seedless vascular plants c) green algae d) gymnosperms e) charophyceans

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