Lignin is a polymer composed of monomers derived from amino acids

____________________ Indicate whether the statement is true or false.


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Biology & Microbiology

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In general, when cytosine bases in CpG islands are methylated:

A. transcription is active and rapid. B. transcription is active, but slow. C. transcription is repressed. D. translation is active and rapid. E. translation is repressed.

Biology & Microbiology

What do all fungi have in common?

a. flagellated gametes b. compacted hyphae c. chitinous cell walls d. diploid zygospores

Biology & Microbiology

Oxygen-poor blood is carried from the heart of a mammal to the lungs via the

A) pulmonary arteries. B) pulmonary veins. C) superior vena cava. D) inferior vena cava.

Biology & Microbiology

If 90 molecules of CO2 are fixed by ribulose bisphosphate (RuBP), how many molecules of phosphoglyceraldehyde (PGAL) will leave the Calvin cycle?

What will be an ideal response?

Biology & Microbiology