Which of the following substance from the mother's blood diffuse through the placenta into the...

WAEC 1991

Which of the following substance from the mother's blood diffuse through the placenta into the blood vessels of the feotus?

A. Carbon dioxide and oxygen
B. Glycogen and starch
C. Urea and carbon dioxide
D. Glucose and oxygen
E. Digested food and carbon dioxide

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Correct Answer: Option D

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Which of the following substance from the mother's blood diffuse through the placenta into the...

Correct Answer: Option D

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