Which of the following statements is true? all multicellular organisms have specialized cells. all multicellular organisms have skeletal systems. all multicellular organisms have circulatory systems.

Imagine you are introducing the lac operan and the trp operon to students who have never learned about it before. complete the table to compare the similarities and differences between the two operons

The ancestors of plants that lived in water had plenty of water for the young. angiosperms are a group of land plants that evolved a reproductive trait for living on land. this trait protect young plants by allowing them to grow only when water is present and the conditions for healthy development are right. what trait most likely young angiosperms in this way?

Which feature of a human community is similar to a niche in a biological community