When a cell needs a particular protein synthesized, messenger rna (mrna) is produced from dna through transcription. how is genetic information "read" from mrna? a. as ribose b. as codons c. as uracil d. as amino acids

How do you date a sample of rock that you suspect as being one of the earliest on earth

Ture or false evidence for evolution includes millions of fossils

Amarine ecologist has constructed the conceptual model shown in the diagram. what predictions can be made from using this model? where the tertiary consumers get their energy how often primary producers are able to reproduce when bacteria and fungi initiate the process of decomposition whether other secondary consumers are present