Answer:
Temperature of the fridge
Explanation:
The independent variable is the temperature of the fridge.
The hypothesis statement would be "if coffee beans are soaked overnight in a fridge then cold coffee is produce because of the temperature of the fridge".
An independent variable is the cause in an experimental design or set up. It is the variation on this variable that produces the effect we desire to study.
The dependent variable is the cold coffee. It is the cause of putting the coffee in the fridge of overnight.
They are all necessary for photosynthesis to occur.
Answer:
Explanation a chemical define media is a media that do not contain any animal derived source as a component. It is a media whose chemical component are known. It is said to be the purest form of media for culture.
Complex Chemical media is a media whose component are not known. It includes both animals,yeast, plant source whose component are not known this Mixture makes it complex.
Example of complex media is Human Endothelial-SFM (Life Technologies), Endothelial Basal Media, EndoGRO-LS Complete
Example of chemically defined media enhancing or inhibitory effects of GSLs and sphingolipids on tyrosine kinases associated with growth factor receptors.
I believe it is D, the reason being is because they form on their own, not from a living or dead organism. It can't be B because that is true, and the same for C. hope this helps, have an amazing day :)