The process whereby cell changes occur in structure and function leading to specialization is known as cell:
a. transcription
b. maintainance
c. expression
d. differentiation
Ans: d. differentiation
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A. Being pregnant B. Having a lower than normal level of thyroid hormone C. Having a higher than normal level of cholescystokinin D. Consuming essential fatty acids
How does transamination differ from deamination?
Approximately what proportion of infants who die within the first year of life die within the first month after birth?
a. 1/3 b. 2/3 c. 1/2 d. 3/4 e. 5/8
May is 89 years of age. Her heart is weak, so she spends most of her time lying in bed or sitting in a chair. Although she takes medication for hypertension, she has been unable to keep her blood pressure in the normal range. Her diet consists mainly of apples, leafy vegetables, gelatin, toast, butter, tea, and chocolate candy. May's lower legs and feet and swollen. Based on this information, the swelling is probably the result of a(an) ________.
A. PKU B. dietary fiber deficiency C. starvation diet D. chronic bladder infection