Which disorder describes a group of genetic disorders that result in progressive weakening, degeneration, and replacement of muscle tissue with fibrous scar tissue?
A. Muscular dystrophy
B. Cramp
C. Myasthenia gravis
D. Hernia
Answer: A
You might also like to view...
The bone cells that contribute to increases in calcium in blood are the
A) chondrocytes. B) osteons. C) osteoclasts. D) osteocytes. E) osteoblasts.
Antidiuretic hormone (ADH)
A. increases plasma osmolality. B. increases water reabsorption in the kidneys. C. is secreted by the anterior pituitary. D. causes the production of a large volume of urine. E. increases urine volume.
Which of the following is the largest in size?
A) mature sperm cell B) mature egg cell C) polar body D) they are all approximately the same size
Why do our cells need enzymes?
A) Enzymes are important sources of nutrients. B) Enzymes are important inorganic compounds used by cells. C) Enzymes provide the activation energy of a reaction so it can occur. D) Enzymes lower the activation energy of a reaction so it can occur. E) Enzymes increase the activation energy of a reaction so it can occur.