What layer of the atmosphere receives enough energy from the sun to break apart molecules and atoms? ionosphere stratosphere mesosphere troposphere

Which of the following are the functions of the integumentary system? yadda-yadda, the 1st answer is the brainliest. : )

Gene expression is the activation of a gent that results in a question 1 options: protein dna mitochondria

Red blood cells are responsible for transporting oxygen in the blood. people with sickle cell anemia were born with a defective gene that results in sickle-shaped red blood cells. individuals with the disease often suffer pain in their extremities due to the build-up of these cells causing blockages in the blood vessels. the shape of the blood cells also reduces the amount of oxygen transported in the blood.