Author Question: The various types of white blood cells that patrol the entire body by way of the blood and lymph ... (Read 55 times)

j.rubin · **on:** Aug 6, 2018

The various types of white blood cells that patrol the entire body by way of the blood and lymph vessels are known collectively as ____.
a. incubators
b. antigens
c. vectors
d. lymphocytes
e. transmitters

Question 2

American adults have been eating steadily more calories for almost a decade, accounting for the continued increase in obesity rates.
a. True
b. False
Indicate whether the statement is true or false