The microscopic pores on the outside of the worm are part of which organ system?

Leila has dimples because she received a gene copy from her father that coded for dimples. this means that dimples are an example of a trait that is

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time

Were you able to observe the nucleolus in any of the cells if so which ones