Marfan syndrome in humans is caused by an abnormality of the connective tissue protein fibrillin
Patients are usually very tall and thin, with long spindly fingers, curvature of the spine, sometimes weakened arterial walls, and sometimes ocular problems, such as lens dislocation. Which of the following would you conclude about Marfan syndrome from this information? A) It is recessive.
B) It is dominant.
C) It is pleiotropic.
D) It is epistatic.
C
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Localized areas of destruction occurring on plants that have been infected by a virus are referred to as ________ lesions.
Fill in the blank(s) with the appropriate word(s).
Produces parenchyma, collenchyma, and sclerenchyma cells.
Choose the letter of the best match: A. protoderm B. vascular cambium C. apical meristem D. procambium E. ground meristem
Sugars are usually carried throughout the plant in which tissue?
a. cortex b. parenchyma c. xylem d. phloem e. cambium
Which of the following contain enzymes used in the breakdown of glucose and generation of ATP?
a. Golgi bodies b. ribosomes c. mitochondria d. lysosomes e. endoplasmic reticula