Biology, 09.01.2020 03:31 dimakamal9370
Astudent placed a disk of filter paper in each of the following solutions: disinfectant 1, disinfectant 2, disinfectant 3, and distilled water. while the four disks were soaking in their respective solutions, she streaked a sterile nutrient agar dish with a culture of e. coli bacteria. then, she placed each disk carefully onto the nutrient agar dish, placed the lid on the dish, taped it shut, and incubated the dish at 37°c for several days. the diagram shows how the nutrient agar dish looked on day 1 and day 4. the shaded portion of the plate on day 4 indicates the bacterial growth.
what is the control in the experiment?
Answers: 1
Biology, 22.06.2019 16:30, devoncruz23
Why do mountaineers become breathless as they reach high altitudes
Answers: 1
Biology, 22.06.2019 21:30, desiree6005
The picture below shows two galaxies. spiral galaxy and elliptical galaxy which of these statements best describes a similarity between the two galaxies? (2 points) both have elongated centers. both have centers shaped like bars. both change their shape from time to time. both are held together by gravitational forces.
Answers: 2
Astudent placed a disk of filter paper in each of the following solutions: disinfectant 1, disinfec...
Mathematics, 02.09.2021 04:10
Social Studies, 02.09.2021 04:10
Mathematics, 02.09.2021 04:10