Answer:
4 Cornea
Explanation:
The cornea is the white cell covered your eyes
Answer:
B. Is what the scientists manipulate in the experiment.
Explanation:
The Independent variable is not dependent, or doesn't rely, on another variable in the experiment. So, it would make the most sense that they would manipulate the Independent so that they can watch and see how the dependent variable reacts to the manipulation, or the change, in the independent variable.
Optical microscope.
Hope this helps.
1. Gather 11 cups and then fill each cup with 5 ounces of whole milk, next is take the first cup to add a known quantity of lactaid. As a control, take another cup and do not add any lactaid. After 1minute, pour a known quantity of Benedicts into cups of milk. Record the color (blue is the least amount of glucose progressing to green, then yellow, orange, red, and brick red/brown). Take another cup of milk and then add the lactaid and wait 5minutes next is add the Benedicks. Record the color, repeat steps 7-10 adding 5minutes each time until there are no cups left (15 minutes, 20, 25,30,35,40,45).
For the last is Graph the data and form conclusions.