What stage of preembryonic development results in a solid ball of nearly identical cells?
A) blastomere
B) blastocyst
C) zygote
D) morula
D
Explanation:
A) A blastomere is not a solid ball of identical cells.
B) A blastocyst is not a solid ball of identical cells.
C) A zygote is not a solid ball of identical cells.
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A) macula densa cells. B) juxtaglomerular cells. C) extraglomerular mesangial cells. D) podocytes. E) principal cells.
The system that controls and coordinates body activity is the __________ system
Fill in the blank(s) with correct word
Which of the following muscles inserts at the mid-humerus?
A) deltoid B) biceps brachii C) triceps brachii D) brachialis
If 0.9% NaCl (saline) solution is isotonic to a cell, then a 0.5% saline solution
A. will not affect the cell. B. is hypotonic to the cell. C. will cause crenation of the cell. D. will shrink the cell. E. is hypertonic to the cell.