That's called evolution. I'm not sure exactly what it's asking, but I hope this helps you
Histamines are chemicals released by the body as an allergic response.They help the body by reacting when their are "intruders" so when enters, histamine acts as a messenger and sends out a signal for the body to create a reaction helping to get rid of teh intruder through some type of reaction.
Answer:
The sun
Explanation:
All living things (plants) can't grow without the sun. The sun is what starts plant growth. The plants absorb energy from the sun to grow and to make food. The green in plants are even from the sun! This is why most of the matter that makes up a tree comes from the sun!
Hope it helps!
Answer:
the first one is correct
Explanation:
:)
The compound light microscope is the most commonly used type of microscope. It uses lenses and light to magnify and view images.
