Buildup of organisms means that the species number is pretty high.
Gradual change means that it was a slow, calm time to make the change.
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Answer: they allow air to enter lungs and also permits air into the body
Explanation:
I believe the answer is D. the genetic material of the parent cell multiplies into two sets
Answer: The plasma cells.
Plasma cells are cells responsible for production of circulating immunoglobulins.
Explanation:
Plasma cells are white blood cells that are produced from the bone marrow and they secrete and produce antibodies like immunoglobulin.
Immunoglobulins are antibododies produced by plasma cells that act as immune response by recognizing and binding to particular antigens such as bacteria, viruses in order to destroy them.
Answer: C. The particle is a virus because it has genetic information and can infect humans.
Explanation: edmentum answer coreect