BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Chapter 34, Problem 13SA
Summary Introduction

Introduction:

Allergens are defined as normally harmless substances that stimulate an immune response known as allergy in case the person is sensitive to the allergen. Some of the common allergens are drugs, foods, pollen, dust mite feces, fungal spores, and insect venom.

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