What does dna stand for? also what does rna stand for?

Which of the following is a macronutrient? carbohydrates lipids amino acids all of the above

In which terrestrial biome can you find trees that produce cones instead of flowers and needles instead of leaves? have trees that produce cones instead of flowers and needles instead of leaves. the latitudes in this biome have evenly distributed precipitation throughout the year. is it high or low

Compare the composition of the moon's surface with the composition of the earth's surface.