Which of the following statements is true for all eukarya? Group of answer choices

A. their cells contain a nucleus.

B. their cells do not contain a nucleus.

C. their cells do not contain a nucleus and they have a different cell wall from bacteria.

D. their cell do not contain a nucleus and they have a similar cell wall when compared to bacteria.

Select the correct answer. why are scientific models important in the study of science? a. they always involve critical mathematical calculations. b. they scientists understand complex ideas and objects that aren’t easy to handle. c. they enable scientists to popularize their work in society. d. they are required when conducting any peer review process. e. they are necessary for turning a hypothesis into a law.