How are Cryptosporidium sporozoites able to evade the immune system?
A) They attach to host cells and build a protective membrane from modified host cell membrane materials.
B) Special proteins bind and inhibit antibodies from adhering to them.
C) They escape from phagocytes.
D) They reside inside the host cells.
E) They evade phagocytosis by using a capsule.
Answer: A
You might also like to view...
Bacterial Strain A divides every 30 minutes. If you require at least 4 billion cells to perform an experiment, how long will you need to incubate a culture tube inoculated with a single cell of Bacteria A to get enough material to perform your experiment?
A. 16 B. 32 C. 4 D. 8 E. 2
What is a GMO and what are two major concerns about these organisms?
What will be an ideal response?
It is submerged only at the highest tide of the lunar
cycle. a. upper littoral b. midlittoral c. lower littoral d. intertidal e. neritic
The increase of agricultural yields due to the development of high-yield varieties of crops and the use of modern cultivation methods is referred to as the ________
A) wonder crops B) crop revolution C) green revolution D) farm aid