Biology 1 V23: 2.04 Lilith M. Jessie

Sat, Nov 6 - 2021

Cell Transport lab

Objective(s): "Eggs are a great example of a cell. Underneath the hard shell is a thin membrane that is just like the cell membranes in other cells. Remember that the function of the cell membrane is to control the internal balance of the cell. It helps to maintain homeostasis."

Hypothesis: I Hypothesise that egg#1 will expand, as egg#2 will stay the same.

Variables:

Independent Variable: the vinegar and water

Dependent Variable: the eggs

Controlled Variable: the jars placed on the window ledge

Materials:

Raw egg

String or thread or yarn

Ruler

White vinegar

Tap water

Jar with lid (like a mayonnaise jar or something big enough to put the egg in)

Procedures:

Before beginning the experiment, record at least two observations of the raw egg in your lab report.