Chlorine has an atomic number of 17. How many electrons will be in a chloride ion with a charge of -1?
What will be an ideal response?
18
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The special type of cell division required to produce gametes is called
A) mitosis. B) meiosis. C) maturation. D) capacitation. E) fertilization.
The muscle layer of the heart is the
A) epicardium. B) myocardium. C) endocardium. D) visceral pericardium. E) parietal pericardium.
In lab, you find a vertebra with transverse foramina. Which type of vertebrae must this be?
A) thoracic B) cervical C) lumbar D) sacrum E) coccyx
Which statement best describes the goal of medications used to treat myasthenia gravis?
A. To decrease the number of synaptic vesicles B. To increase the number of acetylcholine receptors C. To inhibit Ca2+ release from the sarcoplasmic reticulum D. To promote multiple motor unit summation E. To inhibit the function of cholinesterase