Karen is looking at a slide of an onion root tip under a microscope. She notices that not all the cells look the same. Which of these best describes why all the cells are not identical

Which of the following is an example of this type of co-evolution

When coal has reached it hardest, darkest form, it is called select one: 0 a. sub-bituminous b. lignite c. bituminous d. antrhacite next page

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural. question 2 reflects a moral or social value. question 3 refers to something that can be measured. question 4 reflects a question that can’t be observed.