Which of the following is a form of nitrogenous waste?
a. creatinine
b. allantoin
c. guanine
d. creatinine and guanine
e. all of these.
E
You might also like to view...
Pancreatic centroacinar cells:
a. Are contractile and promote the movement of secretions b. Contain clusters of zymogen granules c. Phagocytize dying cells d. Remove bile salts from the common bile duct e. Represent the initial portions of intercalated duct epithelia
What is the ability to recognize the same object even if it is seen from different perspectives?
a. consistency
b. resistance
c. constancy
d. invariance
________ is secreted by alpha cells of pancreas, its secretion is stimulated by ________ in blood glucose level.
A. Glucagon, an increase B. Insulin; a decrease C. Insulin; an increase D. Glucagon, a decrease
Cardiac contraction makes blood flow in the arterial system, but it has no influence on blood flow in the veins
Indicate whether the statement is true or false