The pigment responsible for the red-yellow coloration seen in leaves during the color change in autumn is
A. carotenoid.
B. phytol.
C. chlorophyll b.
D. porphyrin.
E. chlorophyll a.
A. carotenoid.
Biology & Microbiology
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The synthesis of ATP from ADP and Pi is a(n) _____ reaction with a ____ G
A. exergonic; positive B. endergonic; negative C. exergonic; negative D. endergonic; positive E. reversible; 0
Biology & Microbiology
Which of the following proteins contains an ATP binding site?
A. actin B. myosin C. troponin D. tropomyosin E. All of the choices are correct
Biology & Microbiology
A primer comprised of ________ is needed at the origin of nucleotide addition.
A. DNA B. helicase C. polymerase III D. RNA E. polymerase I
Biology & Microbiology
What term describes a harmless, noncancerous or precancerous tumor?
A) benign B) carcinogenic C) malignant D) metastatic
Biology & Microbiology