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.
Answer:
The liver and pancreas are located in the top layers of Organs
The goblet cells are located in the abdomen
The oil and sweat glands are located in the skin
The salivary and lacrimal glands are located in the face
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The rapid depolarization phase
of myocardial contractile cells is due to the Na+ ions. Sodium ions are essential
for regulation of blood and body fluids, communication of nerve impulses, heart
activity, and metabolic purposes. Physiologically, it survives as an ion in the
body. Sodium is needed by
animals but is not needed by plants. The human prerequisite for sodium<span> must be less
than 500 mg per day. </span>
