Answer:
There is sugar on the pig's surface that humans don't have.
Explanation:
"This rapid rejection occurs when human antibodies attach to sugar molecules on the surface of the transplanted pig organ's cells."
I think its Landslide.
Reason : landslide is the movement of earth or rocks (Mass movement ) on the cliff or mountain (along teh curved surface) .
B. a scanning electron microscope provides much better resolution than a compound light microscope.
Reasoning: The resolution of an electronic microscope is about 0,050 nm, whereas the resolution of a light microscope is about 200 nm.
Chromosomes are the part of the DNA that determine traits
The answer is C. Here is a chart.