Topics: DNA Structure and Function Quiz
for each adenine there must be one thymine, and for each guanine there must be one cytosine
A. nitrogenous base
B. chromosome
C. double helix
D. base pairing
Select your answer:

Topics:
Muscles and Movements Patient-Centered Endocrinology Respiration in Organisms Stress Diseases & Disorders Physiology Excretion Hospice Basics Child Development Stem Cells & Cell Differentiation Weight Management Pathology Inflammation Nutrients in Food Cardiovascular System SSTI and Bone InfectionsOther quiz:
Nutrition › ViewWhich of the following element is essential for the formation of protein?
A. N2
B. Na
C. Ca
D. Fe
Respiratory System › View
Where are your lungs located?
A. Inside your heart
B. Inside the rib cage
C. In your feet
D. In your skull