Which statement best describes the role of transfer rna in protein synthesis?
transfer rna carries a copy of the dna base sequence to the cytoplasm.
transfer rna matches up amino acids with the base sequence copied from dna.
transfer rna composes the ribosome on which the protein forms.
transfer rna brings nucleotides to make a copy of the dna base sequence.

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

How many atoms or molecules are there in a mole of a substance?

•what conclusions can you make about the relationship between the volume of a gas and its temperature? • what conclusions can you make about the relationship between the volume of a gas and its pressure? • what possible variables have you not accounted for? as you did the procedures, is it possible that the atmospheric pressure may have changed? if it did change over the course of your experiment, then how would your results have been affected?