Digestion of tissues in the stomach wall by gastric juice is usually prevented by

a. only the secretion bicarbonate.
b. a covering of mucus, exclusively.
c. intrinsic factor alone.
d. secretion of bicarbonate and a covering of mucus.
e. secretion of protein-digesting enzymes in inactive form and a covering of mucus plus
intrinsic factor.


D

Biology & Microbiology

You might also like to view...

__________ is the study of body plans and structures

among groups of organisms. Chapter 17 Evidence of Evolution 167 a. Embryology b. Molecular archeology c. Evolution d. Comparative morphology e. Composition

Biology & Microbiology

Which mineral may contribute to high blood pressure?

a. potassium b. calcium c. sodium d. iron e. iodine

Biology & Microbiology

A protein that interacts with an antibody is called a(an) _______________. Fill in the blank(s) with the appropriate word(s)

Biology & Microbiology

A signal sequence in the polypeptide chain targets all but _______ proteins to the rough ER surface.

a. secreted b. plasma membrane c. mitochondrial d. lysosomal

Biology & Microbiology