The atomic number of an atom equals the number of ________, and the atomic weight equals the ________.
A. neutrons; number of protons
B. protons; number of protons plus neutrons
C. neutrons; number of protons plus electrons
D. protons; weight of all the electrons
Answer: B
You might also like to view...
After birth, the ductus arteriosus constricts and becomes the ligamentum arteriosum
Indicate whether the statement is true or false
The arteriole that delivers blood to the glomerulus is the __________.
a) interlobular arteriole b) afferent arteriole c) efferent arteriole d) peritubular arteriole
Passage of materials in and out of the bloodstream in tiny vesicles through the processes of endocytosis and exocytosis is:
A) passive transport B) diffusion C) transcytosis D) bulk flow
When piercing a peripheral nerve with a recording microelectrode, the structure encountered by the electrode after penetration of the connective tissue of the epineurium is the:
a. Endoneurium b. Myelin sheath c. Perineurium d. Plasma membrane of an axon e. Schwann cell nucleus