The cycad lineage probably arose from ____
a. club mosses
b. seed ferns
c. whisk ferns
d. ginkgos
e. palms
ANSWER: b
Biology & Microbiology
You might also like to view...
A decrease in the affinity of hemoglobin for oxygen caused by the binding of a hydrogen ion to hemoglobin is described by the
A) Henderson-Hasselbalch effect. B) Bohr effect. C) carbamino effect. D) respiratory quotient. E) Haldane effect.
Biology & Microbiology
Light-dependent reactions generate
A. glucose. B. ATP and NADPH. C. light. D. NADP+. E. CO2.
Biology & Microbiology
In the CAMP test the activity of a hemolysis produced by which organism is enhanced in a positive test?
A. Streptococcus pyogenes B. Staphylococcus saprophyticus C. Streptococcus pneumoniae D. Staphyloccus aureus
Biology & Microbiology
Most mutations
a. are helpful to an organism b. are harmful to an organism c. are fatal to an organism d. have no effect on an organism
Biology & Microbiology