★ Immunology Quiz
During its development, each B cell has how many attempts to make a productive gene rearrangement coding for a functional immunoglobulin before the cell undergoes apoptosis?
A. 1
B. 2
C. 3
D. 4
Select your answer:

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Nerve Injuries in Oral & Maxillofacial Surgery Transportation Properties of the Hair Disease and Conditions Skeletal System Pathology Cardiovascular System Terminology Terms and Definitions - Diseases Histology - Tissues Cybersecurity in Healthcare Enzymes & Metabolism HL Respiratory Human Physiology Neurological Disorders Properties of The Hair and Scalp TissuesOther quiz:
Molecular Biology › Viewsomething consumed by organisms that provides chemical energy
A. food
B. nonfood
C. energy
D. dietary supplements
Epithelial Tissue › View
Given these characteristics:
1. capable of contraction
2. covers all free body surfaces
3. lacks blood vessels
4. comprises various glands
5. anchored to connective tissue by a basement membrane
Which of these are characteristics of epithelial tissue?
A. 1,2,3
B. 2,3,5
C. 3,4,5
D. 1,2,3,4
E. 2,3,4,5