What is the life cycle of a frog?
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Assuming the volume of water in a typical frog is 100 mL, calculate how many grams of NaCl (formula weight 58.44) the frog must take up to make its tissues isotonic with seawater.
Osmolarity of frog tissues = 235 mosmol / L Osmolarity of seawater = 1120 mosmol / L Answer = 2.6 g
Your teacher decides to give you some frog DNA to digest with these restriction enzymes. Thinking about structure of the frog DNA, provide 2 reasons why digesting frog DNA may not work or may have abnormal or incomplete digests.
I know that methylation of DNA is one but I cannot find the other reason.