of the following words means "to make something unnecessary"? who talke constantlyor in na

Did the universe cool off or get hotter as it expanded after the 'big bang"?

The chart below matches messenger rna codons with amino acids. a dna strand has the sequence of bases, aat. according to the chart, the corresponding messenger rna codes for which amino acid?

Need will give 100 ! in no less than one hundred fifty words, explain why it is important for engineers to sketch designs and use them to clarify their designs to other people, giving at least three reasons.