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. look at the dishes in the diagram. which disinfectant was the most effective at controlling the growth of e. coli?
Answers: 3
Biology, 22.06.2019 10:00
In what part of the body does the most muscle activity happen?
Answers: 1
Biology, 22.06.2019 11:00
In the united states there are strict fishing seasons and limits, but not all countries enforce similar laws. in bangladesh there are few if any fishing restrictions. what might be the reason for less restrictions in smaller countries like bangladesh? a) the united states is the only country worried about overfishing. b) the united states wants to limit the supply of fish to increase the price. c) bangladesh and smaller countries have an unlimited supply of fish in their coastal waters. d) small countries, such as bangladesh, are practicing subsistence fishing, taking only the fish needed to survive.
Answers: 1
Biology, 22.06.2019 15:30
The image shows a group of fish. the type of social behavior shown in the image is called
Answers: 2
Astudent placed a disk of filter paper in each of the following solutions: disinfectant 1, disinfec...
Social Studies, 19.07.2019 10:20
Social Studies, 19.07.2019 10:20
Chemistry, 19.07.2019 10:20
Mathematics, 19.07.2019 10:20
Mathematics, 19.07.2019 10:20
Advanced Placement (AP), 19.07.2019 10:20
Mathematics, 19.07.2019 10:20
Mathematics, 19.07.2019 10:20
Mathematics, 19.07.2019 10:20
English, 19.07.2019 10:20
Mathematics, 19.07.2019 10:20
Business, 19.07.2019 10:20
Business, 19.07.2019 10:20