Answer ! 1st real answer gets ! which structures are in the cytoplasm? check all that apply. cell membrane chloroplasts endoplasmic reticulum lysosomes cell wall nucleus vacuoles

the skeletons of most mammals reach a certain size and then stop growing. however, many animals, including some mammals, keep growing throughout their lives. kangaroos, for example, just keep growing and growing until they die. also, the longer an animal lives the greater the chance it might catch some deadly disease.