What is the purpose of this structure (from B), and why do you think it is missing from the root hair

Heyme with this one ❤ ☺❤ name the part of the cell concerned with the transmission of hereditary characters from parents to offspring. "i will mark brainlist "

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels

Which of the following is not a possible effectof increasimg carbon dioxide levels in the atmosphere ?