Which part of the electromagnetic spectrum can be seen by humans

Predict the results of a two base insertion or deletion in a strand of dna that codes for a protien, how does this differ from a three base insertion or deletion?

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

What is usually (but not always) related to the metabolic processes of living organisms in its organic form?