Gizmo Warm-up The Tides Gizmo shows the relative positions of the Earth, Moon, and
Sun. (None of the distances are to scale.) An observer stands on Earth.
Sun
1. Set the Speed to Slow. Select the BAR CHART and press
Play ( ). What do you notice?

The picture represents a structure of the respiratory system. which is the function of this structure? to bring air into the body to exchange oxygen with carbon dioxide to carry air to the lungs to release oxygen from the body

Which of the following is required of a new drug?me

Label the steps for protein synthesis in order, beginning with the first steponce the protein is made, the gene for a particular trait is expressedmrna joins the ribosome, and the anticodons from trna join mrna to form a chain ofamino acidsrna polymerase unzips dna and free rna nucleotides join dna to form mrnav a chain of amino acids is formed from peptide bonds, creating a proteinmrna is transported from the nucleus of the cell to the ribosomes of the cell.