Astigmatism, a condition in which a defect in the curvature of the cornea or lens produces areas of blurred vision, is an example of a recessive trait.
Answer the following statement true (T) or false (F)
False
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Select the correct statement about active and passive immunity.
A) Immunological memory is established by passive immunization. B) A vaccination is an example of the introduction of passive immunity into the body. C) The antibodies utilized in active immunity are acquired from another organism. D) Active and passive humoral immunity are both mechanisms of adaptive immunity that use antibodies.
Which best describes functions of the agranular (smooth) endoplasmic reticulum?
A. transcription of DNA into RNA B. generation of ATP C. digestion of engulfed bacteria and cellular debris D. synthesis and packaging of proteins for secretion from the cell or export to other organelles E. synthesis of lipids and intracellular storage of calcium ions
Which of the following organs can store glycogen?
A. Liver and muscles B. Large and small intestines C. Stomach and pancreas D. Kidney and adrenal gland E. Spleen and pancreas
The heart
A. is a four-chambered muscular pump. B. is posterior to the trachea. C. is lined with an epithelial layer called epicardium. D. lies mostly to the right of the midline of the sternum. E. has a superior apex and an inferior base.