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What feature of water makes it so useful and necessary for the functions of life?

What do antibodies, keratin, hemoglobin, and actin all have in common, besides being found within the body?

What are the four steps (components) of digestion?

What type of saccharide is the most basic building block of a carbohydrate?

What are the two main types of nucleic acids within a cell and what are their basic roles? 

How many grams are required to make 450mL of a 3.5M potassium chloride solution? 

The management of chronic kidney disease includes the restriction of: (Select all that apply)

What is one of the first signs of kidney damage?  

Explain the Law of Diminishing Returns and illustrate with a relevant example

Sarah decides to spend an hour running rather than studying. Her opportunity cost is: