Topics: Biochemistry Quiz
An atom of ___________ contains 15 protons, 16 neutrons, 15 electrons and therefore has a mass number is ________.
A. Phosphorus, 31
B. Sulfur, 32
C. Phosphorus, 15
D. Zinc, 65
Select your answer:

Topics:
Normal Radiographic Anatomy Hematologic System Plasmid Weight Management Nephrology (Hemodialysis) General Anatomy Healthcare Systems and Settings Diet DNA Replication Genes and DNA Musculoskeletal Fitness Pharmacology Histology HS Macronutrients & Micronutrients Economic importance of BacteriaOther quiz:
Deficiency Diseases › ViewDeficiency of carbohydrate and protein causes ?
A. Marasmus
B. Obesity
C. Kwashiorkor
Cell Biology & Biotechnology › View
Out of the following ________ bacteria is used as biofertilizer
A. Anabaena
B. E. coli
C. S. typhi
D. All of the above