Photosystems are:
A) arrangements of chloroplasts within the cells lining the surface of leaves.
B) the wavelengths of light that reach the earth from the sun.
C) arrangements of light-catching pigments within chloroplasts.
D) arrangements of thylakoid membranes within the plant cell wall.
E) arrangements of ATP-synthase molecules within chloroplasts.
C) arrangements of light-catching pigments within chloroplasts.
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Fungi that grow as yeasts at one temperature but as molds at another temperature are called ________.
A. saprobes B. spores C. pseudohyphae D. parasites E. dimorphic
During transcription which strand will act as the template for coding? a. The DNA strand
b. Both can be used as a template. c. The RNA strand. d. Neither is used as a template. e. None of these choices.
In animal skeletal muscles, red muscle fibers ____
a. have an abundance of myoglobin b. are mainly anaerobic c. have few mitochondria d. are good for short bursts of activity e. make ATP by lactate fermentation
Translation is initiated at the ____
a. AUG codon b. UAG codon c. anticodon d. promoter e. downstream sequence