Antigens are proteins on the that identify the cell as self or foreign. An antibody is a protein that can bind to a specific so that the immune system can remove it more easily.
A lymphocyte is a type of white blood cell important for fighting viruses and cancers and for creating .
Antibody binding is the process by which an antibody identifies and attaches to a specific .

answer:

i don't believe the ocean is purple, but it might once have been:

as for the sky, according to nasa:

"sunlight reaches earth's atmosphere and is scattered in all directions by all the gases and particles in the air. blue light is scattered more than the other colors because it travels as shorter, smaller waves. this is why we see a blue sky most of the time."

answer:

It is true because...

Explanation:

but black guys,girls tend to have better voices than most people

answer:lol Oof

Explanation:

I can help!

Explanation: