Why is leavened bread a better source of zinc than unleavened bread?
A)The yeast in leavened bread is a good source of zinc.
B)Leavened bread is made from high-zinc whole wheat flour.
C)The yeast in leavened bread binds copper and copper interferes with zinc absorption.
D)The yeast in leavened bread breaks down phytate,and phytate reduces zinc's bioavailability.

Question

Quizplus · Accepted Answer

The yeast in leavened bread breaks down phytate, which is a compound that reduces the bioavailability of zinc. Unleavened bread, on the other hand, does not contain yeast and therefore does not have this phytate-breaking effect, making it a less effective source of zinc.

Why Is Leavened Bread a Better Source of Zinc Than