A monophyletic group has how many common ancestors?
a. one
b. two
c. three
d. many
e. it is variable
ANSWER: a
You might also like to view...
In a chemical reaction, 1,3-bisphosphoglycerate + ADP yields 3-phosphoglycerate plus ATP. What is the delta G for this reaction?
A. Greater than zero. B. Less than zero. C. Equal to zero. D. Cannot be determined
Which one of the following complexes does not actively move protons from the mitochondrial matrix to the intermembrane space?
A. Complex I B. Complex II C. Complex III D. Complex IV E. All four complexes actively move protons from the mitochondrial matrix to the intermembrane space.
The inheritance of leaf pigmentation in the four-o'clock plant Mirabilis jalapa is an example of ____
A. maternal effect B. maternal inheritance C. epigenetic inheritance D. imprinting
What is wood?
a. secondary xylem that has accumulated outside a cylinder of vascular cambium b. secondary xylem that has accumulated inside a cylinder of vascular cambium c. primary xylem that has accumulated outside a cylinder of vascular cambium d. primary xylem that has accumulated inside a cylinder of vascular cambium e. vascular cambium cells