★ Biochemistry Vocabulary Quiz
Reactant
A. a substance present at the beginning of a reaction
B. a substance present at the end of a reaction
C. a particle that consists of a nucleus of protons and neutrons surrounded by a cloud of electrons.
D. a substance made up of two or more different chemical elements combined in a fixed ratio.
Select your answer:
Topics:
Stimuli and Responses in Humans Inflammation and Tissue Repair Stem Cells & Cell Differentiation Biotechnology and Genetic Engineering Coronary Heart Diseases DNA and RNA Structures Excretory System Osteoporosis Immunology and Serology Human Genetics Medical Vocabulary Human Anatomy and Physiology Hematologic System Principles of Microbiology Cardiovascular DiseasesOther quiz:
Physical › ViewWhy do we need to eat fruits and vegetables
A. To make our teeth white
B. To stop our feet from swelling
C. To keep us healthy
D. To make us strong
Serology/Blood Typing › View
There are how many blood types in the ABO system?
A. 2
B. 4
C. 3
D. 5