Cyanobacteria is said to be the first organism on earth. what is the best explanation for its importance to scientists?

it is believed to have pumped enough oxygen in earth's atmosphere to create eukaryotic cells.

it is eukaryotic.

it is believed to have pumped enough carbon dioxide in earth's atmosphere to create eukaryotic cells.

it is prokaryotic.

What is a traditional chinese touch therapy involving finger pressure applied to specific areas of the body to restore the flow of qi.

All vaccination should(n’t) be mandatory! 1.at least 5 sentences explaining 2.why? 3.in the end summarize the sentence

The empty trna moves off and picks up another matching amino acid from the cytoplasm in the cell. the anticodon of the trna, with its attached amino acid, pairs to the codon of the mrna, which is attached to a ribosome. this sequence is repeated until the ribosome reaches a stop codon on the mrna, which signals the end of protein synthesis. the ribosome forms a peptide bond between the amino acids, and an amino acid chain begins to form. when a second trna with its specific amino acid pairs to the next codon in sequence, the attached amino acid breaks from the first trna and is bonded to the amino acid of the second trna.