Topics: Biology for Engineers Quiz
9 membered double ring nitrogen bases in nucleotide are called
A. Purines
B. Pyrimidines
C. Both A and B
D. Neither A nor B
Select your answer:

Topics:
Hematologic System Pediatric Cardiology Beneath the Skin Metabolism Fish Health Management Disease and Immunity SPED Law-lympics Psoriasis Common Diseases in Human Beings Physical Education Cellular Components Hair Evidence Introduction to Histology Health - Nutrition Bone Shapes & Long Bone AnatomyOther quiz:
Pulmonary Edema and CHF › ViewTwo major categories of Pulmonary Edema
A. Cardiogenic and Noncardiogenic
B. Noncardiogenic and Vascular
C. Vascular and Cardiogenic
D. Hypercardio and Vascular
Anxiety Disorders › View
An extreme fear of being in an open, public place is called what?
A. Acrophobia
B. Claustrophobia
C. Monophobia
D. Agoraphobia