the bacteria streptococcus pneumoniae has a virulent s strain and a nonvirulent r strain. the s strain is lethal to mice. the s strain contains a chemical factor that can transform the r strain to be virulent. the diagram shows a series of experiments conducted by injecting combinations of these strains into mice to identify the transforming factor.
Answers: 2
Another question on Health
Health, 22.06.2019 03:30
Of good nutrition because it is essential to all forms of metabolism in the body
Answers: 1
Health, 22.06.2019 20:30
Why is it often difficult to get funding for local parks? a. state governments do not like to grant permits for local parks. b. federal regulations prohibit most fund raising. c. there is often a small tax base. d. federal funding cuts have all but stopped local construction of parks.
Answers: 1
Health, 23.06.2019 16:00
Health-related fitness components include cardiorespiratory endurance, flexibility, and muscular strength. agility balance body composition reaction time
Answers: 1
You know the right answer?
the bacteria streptococcus pneumoniae has a virulent s strain and a nonvirulent r strain. the s stra...
Questions
Physics, 12.01.2021 22:40
Mathematics, 12.01.2021 22:40
Mathematics, 12.01.2021 22:40
Mathematics, 12.01.2021 22:40
Chemistry, 12.01.2021 22:40
Social Studies, 12.01.2021 22:40
Mathematics, 12.01.2021 22:40
Mathematics, 12.01.2021 22:40
Biology, 12.01.2021 22:40
