Health, 27.01.2021 02:20 sepdentalcare8774

1. Which one of the following elements is considered as part of the first line of defense against microorganisms invading a body? A. Vaccine
B. Saliva
C. Antibodies
D. White blood cells

Answers: 1

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More questions: Health Another questions

1. Which one of the following elements is considered as part of the first line of defense against microorganisms invading a body? A. Vaccine B. Saliva C. Antibodies D. White blood cells

Answers

Another question on Health

1. Which one of the following elements is considered as part of the first line of defense against microorganisms invading a body? A. Vaccine
B. Saliva
C. Antibodies
D. White blood cells