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Select all that apply.

Vectors that some protozoa use to transfer disease are _____.



ticks

flies

mosquitoes

fleas

Verified Answer :

Answer:

Flies, mosquitoes and fleas

Explanation:

Living organisms which spread infectious diseases from infected to healthy humans or from animals to humans are called vectors. Flies, fleas and mosquitos are the vectors which are used by some protozoa to transmit diseases for examples sand flies are the vectors of Leishmania, a unicellular parasitic protozoan. Plasmodium, a parasitic protozoan cause malaria which is transmitted by mosquitos.


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