Why is DNA known as a double helix?

Based on how each food burned, which food would be the best to use for a fuel that has a steady flame and might burn for a long time? What was the composition of this food (which macromolecule was it mostly composed of) ?

In which sample of water do the molecules have the highest average kinetic energy 1) 20. mL at 100.°C 2) 40. mL at 80. °C 3) 60. mL at 60.° C 4) 80. ml at 40.° C

What is the final step of a scientific investigation? speaking at a conference reporting the results developing a Web site writing in a scientific journal

The conversion of glucose-6-phosphate to fructose-6-phosphate is catalyzed by an isomerase enzyme. Glucose-6-phosphate was mixed with the enzyme under standard conditions and the reaction was allowed to come to equilibrium. If the Keq' is 0.

A weak acid does completely dissociate in aqueous solutions

Witch type of crust is thick and contains granite

A chemical base may be defined as a compound which contributes hydroxide ions or increases the OH concentration when dissolved in water. True False

Correct name for LiCl

What is anisotropy. Explain briefly with example.

Which is measured using a calorimeter