The presence of antibodies in a newborn baby is most often due to
A. immunity developed after birth.
B. natural immunity developed in the baby before birth.
C. antibodies are inherited from the father.
D. exposure of the baby to antigens after birth.
E. antibodies that crossed the placenta from the mother's blood.
Answer: E
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What happens when a round cell expands in diameter?
a. Its surface area and diameter increase with the cube of its diameter. b. Its surface area and diameter increase with the square of its diameter. c. Its volume increases faster than its surface area does. d. Its surface area increases faster than its volume does. e. Its volume and surface area expand by the same proportion.
Surgical removal of the pancreas would
A. prevent the production of chyme in the stomach. B. block the secretion of bile. C. eliminate the ability to store bile in the gallbladder. D. increase the acidity of the small intestine. E. All of these changes would be a result of pancreas removal.
Which gland is both an exocrine and endocrine
gland? a. pancreas b. adrenal c. ovary d. thyroid e. pituitary
An organism that is eukaryotic is by definition:a
is a protist b. is unicellular c. possesses a nucleus d. possesses organ systems e. belongs to domain Bacteria