Question

what is microarthopods

Answer 1

it is the types in bacteria we can see with our naked eyes

it so may types in it

Answer 2

I would like to tell you about arthropods.

Arthropods have a developed a pulsatile organ to pump the blood , to the heart. The blood instead of flowing in blood vessels floods the tissues, directly supplying the nutrients to the tissues. Oxygen is directly supplied to the tissues directly by the respiratory system.