A plant has a unique photosynthetic pigment. The leaves of this plant appear to be reddish yellow. What wavelengths of visible light are being absorbed by this pigment?
A) red and yellow
B) blue and violet
C) green and yellow
D) blue, green, and red
E) green, blue, and yellow
Ans: B) blue and violet
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In essentially all organisms, the AUG codon codes for:a
the initiation of translation. b. the termination of transcription. c. the termination of chain elongation. d. the amino acid valine. e. a termination tRNA molecule
Which of the following is a property of acids?
a. release hydrogen ions when dissolved in a liquid b. feel slippery when touched c. taste bitter d. release hydroxide ions when dissolved in a liquid e. have a pH reading above 7.0
In the mosses, archegonia produce
A. eggs. B. zygotes. C. diploid cells. D. sperm.
Why do physicians often examine the lymph nodes of cancer patients?
What will be an ideal response?