Medical Quiz
Biology Quiz

A substance that cannot be broken down into simpler chemical substances is called ___.

A. an atom

B. an element

C. a compound

D. a covalent bond

Select your answer:
A  B  C  D  E 

Topics:

Benefits of Physical Activity Chest, Back, Abs BIOMEDICAL MCQ Plasmid Conjunctivita Human Genome and Bioethics Review Nervous System Skills for Health Forensic Pathology Human Circulatory System Embryology Soldiers of Defense Circulatory System Pathology Human Excretory System

Other quiz: Biology

WBCs are formed in the ……

A. bone marrow

B. spleen

C. lymphatic system

D. all the previous