Biology, 28.12.2019 02:31 thecool498
Cells grown in a petri dish tend to divide until they form a thin layer covering the bottom of the dish. if cells are removed from the middle of the dish, the cells bordering the open space will begin dividing until they have filled the empty space. what does this experiment show?
a when cells come into contact with other cells, they stop growing.
b the controls on cell growth and division can be turned on and off.
c cell division can be regulated by factors outside the cell.
d all of the above
Answers: 3
Biology, 21.06.2019 14:30
When creating a graph, the goes on the x axis and the goes on the y axis. a. dependent variable, independent variable b. experimental group, control group c. independent variable, dependent variable d. control group, experimental group
Answers: 1
Biology, 21.06.2019 19:30
Select the correct answer. in the image, if the washcloth represents consumed food, which organ of the digestive system correctly represents the action performed by the hands? hands squeezing water from a washcloth a. esophagus b. large intestine c. liver d. mouth
Answers: 2
Biology, 22.06.2019 09:30
Natural resources are any materials that humans obtain from the earth to meet our wants and needs.
Answers: 3
Cells grown in a petri dish tend to divide until they form a thin layer covering the bottom of the d...
Mathematics, 20.09.2019 02:50
Geography, 20.09.2019 02:50
Mathematics, 20.09.2019 03:00
Business, 20.09.2019 03:00
Chemistry, 20.09.2019 03:00
Chemistry, 20.09.2019 03:00
English, 20.09.2019 03:00
Mathematics, 20.09.2019 03:00
Business, 20.09.2019 03:00