In his work with pneumonia-causing bacteria, Frederick Griffith found that a non-pathogenic strain had been transformed into a pathogenic strain. Which of the following explanations best describes the phenomenon of transformation?
A. It refers to introduction of genetic material into animal cells.
B. It refers to genetic material taken up from the environment through bacterial cell walls.
Answers: 1
Biology, 21.06.2019 17:00
Which of the following is an example of this type of co-evolution
Answers: 3
Biology, 22.06.2019 17:40
You find a fossil that you are sure shows evidence of bipedalism. you know this because which of the following anatomical traits is present? a. thighbones that angle in toward the knees b. a narrow pelvis c. opposable hallux d. posterior position of the foramen magnum
Answers: 1
In his work with pneumonia-causing bacteria, Frederick Griffith found that a non-pathogenic strain h...
History, 11.07.2019 05:00
Mathematics, 11.07.2019 05:00
Social Studies, 11.07.2019 05:00
Mathematics, 11.07.2019 05:00
Mathematics, 11.07.2019 05:10
Mathematics, 11.07.2019 05:10