★ Bacteriology Quiz
Which of the following genera does not belong to nitrogen fixing bacteria?
A. Azotobacter
B. Derxia
C. Helicobacter
D. Beijerinckia
Select your answer:
Topics:
Gaseous Exchange in Humans Integumentary System Pediatrics DNA Replication Circulatory System Muscoskeletal System Types of Medical Reports Pathology Endocrine Physical Pharmacy Multicellular Organisms The Human Body HCMA - Hematology Mutation & Genetic Engineering Tissues Vocabulary MicrobesOther quiz:
Mechanical Digestion › ViewIn order to keep teeth strong and healthy you should always brush your teeth with a toothpaste containing what?
A. fluoride
B. calcium
C. antibacterial
D. none of the above
Ecology › View
These cause variations.
A. mutations
B. adaptations
C. a desire to change
D. injuries