The answer is c. Hope this helps
I think the correct answer is receptor. To respond to a chemical signal a cell must have a receptor and also this where the signaling molecule can bind. A receptor is a protein molecule that can receive signals from the outside environment of the cell.
Heyo, first off the dependent variable is the variable you measure at the end of the experiment, so basically the outcome of the experiment.
Sara and Juan used the four different types of soils which was considered as the independent variable. The independent variable is the variable you change at the beginning of the experiment.
The dependent variable of the experiment which was measured last was seed germination, and plant growth.
What are white blood cells protect against pathogens and aid in blood clotting when injuries are sustained.
Photsynthesis to make food
