Claviceps purpurea produces a(n) __________, which infests grain and has been important in many historical events,
as ingestion of infested grain milled into flour can cause hallucinations and even death.
a. ergot
b. smut
c. rust
d. brown rot
e. mildew
a
You might also like to view...
A mammalian fetus possesses a mutation that causes it to only synthesize adult hemoglobin. How will this mutation affect the fetus? Select all correct choices
A. The fetus will derive more oxygen from its mother's bloodstream. B. The fetus will derive less oxygen from its mother's bloodstream. C. The fetus will derive the same amount of oxygen from its mother's bloodstream as if it produced fetal hemoglobin. D. The fetus will not derive oxygen from its mother's bloodstream, as oxygen is provided by the amniotic fluid. E. The fetus will not derive oxygen from its mother's bloodstream, as the blood of the fetus does not come into contact with maternal blood.
Heterochromatic regions at the ends of chromosomes are
A) centromeres. B) euchromatin. C) telomeres. D) DNA hubs.
The determination of the taxon to which an organism belongs is called ________.
A. classification B. identification C. taxonomy D. systematics
The formation of carbohydrates from carbon dioxide and water occurs in the portion of Figure 4-4 labeled:
a. A
b. B
c. C
d. D
e. E