Answer:
The nerves in the integumentary system (skin) sense the irritation and send the signal to the brain. The brain then sends impulses through the nervous system to scratch the itch.
Explanation:i hope this helps u :)
The object is balanced against standard units of mass
Answer: It's the cells, just without the chloralplast , but animals don't need that because only plant cells have chloralplast. So animals only get theses type of cells if they a herbivores,or omnivores because they eat plants and it helps them survive that way
Explanation:
It's the pull of gravity on an object.
Hope this helps!
Answer:
Organic matter : biofuels
Explanation:
Biomass is derived from Organic matter in the soil and is used to produce Biofuels. Hope this helps
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