Vascular cambium is capable of producing:
A. primary xylem only.
B. primary phloem only.
C. secondary xylem only.
D. secondary phloem only.
E. secondary xylem and phloem.
E
Biology & Microbiology
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Biology & Microbiology
Which organisms are considered most primitive based upon the structure of their limbs?
A. Bats B. Reptiles C. Porpoises D. Penguins E. Birds
Biology & Microbiology
Which of the following is found in DNA but not in RNA?
A. ribose B. nucleotides C. adenine D. thymine E. uracil
Biology & Microbiology
List several configurations that characterize different viral chromosomes
What will be an ideal response?
Biology & Microbiology