Which statement best describes how vaccines are used? A. Vaccines are added to the public water supply to prevent people
from getting sick.
B. Vaccines are given to help tregiminfections caused by viruses.
C. Vaccines are used to kill animals that commonly spread diseases
to people,
D. Vaccines are injected into a person to protect against an
infectious disease.

there are so many examples for that in different areas, like biology experiment carried out in our lab recently.

here's one link:

the food storage products of chrysophytes are oils or the polysaccharide laminarin.   formerly classified as plants, the chrysophytes contain the photosynthetic pigments chlorophyll a and c all but the yellow-green algae also contain the carotenoid pigment fucoxanthin.

ok yes, but what is the question? as soon as you ask the actual question i will answer it. : )

plato users:

d.  

there was a variety of food available on island x, but there were only large seeds and nuts on island y.