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Author Question: Which one of the choices is a correct representation of PGAs? (Read 22 times) |
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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.
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Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.