cellular organelles perform specialized functions in the body. red blood cells, or rbcs, transport oxygen to the tissues in the body. new rbcs are only produced in the bone marrow, while mature rbcs that travel throughout the body are continuously recycled until they wear out. this means that mature rbcs do not undergo dna replication and cell division. which organelle would be missing in a mature red blood cell? select the best answer from the choices provideda .cytoplasm b. microtubules c. cell membrane d. nucleus

Diego conducted an experiment to find out what kind of ball bounces the highest when dropped from a five-foot platform. he used a golf ball, a tennis ball, and a soccer ball. he dropped each ball from the balcony once. diego recorded his observations after each drop. what can diego do to best improve the reliability of his results? a) drop each ball from the platform three more times b) record his observations in more than one unit c) write at least two scientific questions after the experiment is complete d) share his results with other people who have done similar experiments you for the !