Bases in DNA pair specifically with other bases. Which of the choices below represents a correct pairing?
A. A with T and C with G
B. A with C and T with G
C. A with U and T with G
D. A with G and C with T

Why do scientists look for patterns in the world? a. patterns can explain observations. b. patterns never change, no matter what. c. patterns are easy for scientists to detect. d. patterns are all the same, through all time.

Margaret wants to make an orange flavored drink by stirring powdered drink mix into a glass of water. she doesn't like drinks that have small clumps of powdered solid in them, so she wants the drink to be a perfect solution. what factors should margaret not consider when deciding how much powder to add to her glass of water?

Convert the temperature of dry ice, –77 ∞c, into degrees fahrenheit and kelvin.