Answer:
Reflex action is the sudden uncontrolled reaction towards a certain stimuli eg response to hot iron
Reflex arc is the path taken by reflex action to a certain stimuli
Diagram depends to
Receptor(eg skin), receptor nerve(sensory neurone),centre reflex arc(spinal cord most of reflex action) they met relay neurone, motor neurone and ends at reflexor (eg muscle)
Compounds are made up of two or more elements which are chemically bonded. The elements and the properties of the compound are different. Exposure to light and chemical reaction can break compounds into elements. Compounds are only chemically separated not physically. The mass of elements determined the mass of the compound.
The answer is coal, C.
It takes a long time to regenerate, therefore it is labelled as non renewable energy.
Answer:
they can cause a lot of harm in human body
Explanation:
based on research, a virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism.
Bacteria are a type of biological cell. They constitute a large domain of prokaryotic microorganisms.
and lots more all can do a lot of damage to the human body they can even take someone's life.