Answer:
I think the answer is first option
Explanation:
a. excessive bleeding
Each cell expresses, or turns on, only a fraction of its genes. The rest of the genes are repressed, or turned off. The process of turning genes on and off is known as ( gene regulation) . ... Signals from the environment or from other cells activate proteins called (transcription factors.)
Hopefully this helps you :)
Answer:
The tonsils are part of the body's immune system. Because of their location at the throat and palate, they can stop germs entering the body through the mouth or the nose. The tonsils also contain a lot of white blood cells, which are responsible for killing germs.
Explanation:
cuz im smat as hel
Answer:
diathrosis
Explanation:
Dude don't become a doctor.