#Question id: 3936
#Unit 3. Fundamental Processes
The large RNA-protein complex that processes introns and exons is called __.
#Question id: 3499
#Unit 11. Evolution and Behavior
In some jacana species, males take care of the eggs and young, and females compete among themselves for territories that contain one to several males. Female jacanas are significantly larger than males. Which of these statements would you predict to be true of this bird species?
a. Male jacana fitness is primarily limited by ability to take care of eggs and raise young.
b. Female jacana fitness is limited by the number of males in her territory with which a female mates.
c. Variation in reproductive success should be greater in male jacanas than in females.
d. Variation in reproductive success should be greater in female jacanas than in males.
e. Males and females have equal variation in reproductive success.
#Question id: 1016
#Unit 4. Cell Communication and Cell Signaling
Lyme disease is an example of a disease
#Question id: 19015
#Unit 13. Methods in Biology
#Question id: 1225
#Unit 4. Cell Communication and Cell Signaling
The dissociation constant Kd for a receptor-ligand complex is
a. a measure of the affinity of the receptor for the ligand.
b. the concentration of the ligand at which half of the receptors contain bound ligand.
c. a measure of the time it takes for a ligand to be converted to a product.
d. equal to koff/kon