★ Systematic Bacteriology Quiz
What is the common ancestor of letters A, B, C, D and E?
A. 1
B. 2
C. 3
D. 4
Select your answer:

Topics:
Functional Anatomy in Track & Field Trichology Bacterial Growth Cells & Body Systems Cell & Bond The Cell Cycle CP A&P: Cardiovascular Blood Cells Virus and Bacteria Entomology Musculoskeletal Diseases Musculoskeletal System Responses to Exercises Blood/Lymphatic/Immune Parts of the Skin T CellsOther quiz:
Injuries in Archery › ViewHand cuts and punctures may caused by ____________________.
A. handling archery equipment in a correct way.
B. negligence when handling archery equipment.
C. instructions given by coach.
D. keep archery equipment in a safe place.
Cell Cycle Problems › View
a segment of DNA responsible for producing proteins that control the expression of other gene(s)
A. regulatory genes
B. pro-oncogenes
C. oncogene
D. tumor suppressor genes