Medical Quiz

Biology Quiz

the cells in plant leaf are impermeable , due to the presence of …….. substance.

A. cutin

B. cellulose

C. lignin

D. suberin

Select your answer:
A  B  C  D  E 


Nervous System/Endocrine System DNA Structure and Function Bones, Joints and Muscles Immunity and Vaccines Trichology Medical Terminology Prefixes Skeleton Nail Chemistry Biological Molecules Multicellular Organisms: Organisation Respiration, Immune System, Blood Cells Types of Doctors Branches of Microbiology Normal Radiographic Anatomy

Other quiz: Respiratory and Circulatory

Found in the heart and veins and prevents blood from flowing backwards.

A. valves

B. arteries

C. capillaries

D. marrow