What problem would a human have if the nucleric acid in a cell was damaged

Gymnast always perform on padded mats. how does the mats protect the gymnast

What are transitions between a liquid and a solid called? identify which way they are transitioning

Although respiratory organs vary across different organisms, they all contain respiratory surfaces that have a large surface area and are extremely thin. explain why having an extremely thin respiratory surface with a large surface area is advantageous for the process of gas exchange