Complement component C3, in the classical pathway, is split by __________.
A) C2bC4b
B) C2aC4b
C) C5
D) C2bC4a
E) C4bC4a
Ans: B) C2aC4b
You might also like to view...
A type of transport of a solute across a membrane, up its concentration gradient, using protein carriers driven by the expenditure of chemical energy is known as
A. osmosis. B. diffusion. C. facilitated transport. D. active transport. E. exocytosis.
Soil mineral particles that range from 0.02-0.002 mm in diameter are called ____
a. fine sand b. humus c. clay d. silt e. coarse sand
Many sea snakes have adapted to a completely marine existence. What are 3 adaptations of sea snakes that have allowed this lifestyle?
What will be an ideal response?
One of the most common ways to get information out to a wide audience in the least amount of time regarding hot topics in science is by using
A) peer-reviewed journals. B) science magazines. C) the Discovery Channel on television. D) general interest news magazines or newspapers. E) books.