Bone cells and muscle cells differ in structure and function because
A. each has different genes.
B. each expresses a different subset of genes.
C. they express the same subset of genes.
D. each has different chromosomes.
Answer: B
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The diamond-shaped ________ muscle originates on the middle of the neck and back and inserts on the clavicles and scapular spines, covering the upper back and extending to the base of the skul
Fill in the blank(s) with the appropriate word(s).
What is the difference between a calorie and a Calorie?
a. 1 calorie = 1 Calorie b. 1 Calorie = 100 calories c. 1 calorie = 100 Calories d. 1 Calorie = 1,000 calories e. 1 calorie= 1,000 Calories
The spontaneous opening of Na+ channels marks the beginning of ________ of a cardiac muscle cell.
A. depolarization B. repolarization C. hyperpolarization D. afterpolarization E. isopolarization
The anterior and posterior tibial veins merge to form the:
A) great saphenous vein. B) medial plantar vein. C) femoral vein. D) external iliac vein.