Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Name ______________________________ Date ____________________ Block ______________ Check your understanding of the Cell Theory by answering the following: True or False: ____1. Virchow first concluded that cells come from pre-existing cells ____2. Hooke used the microscope to view pond water. ____3. Leeuwenhoek said that plants are composed of cells. ____4. Schleiden was the first to observe cork. ____5. Schwann said that animals were composed of cells ____6. Schleiden and Schwann together determined that all living things are made up of cells ____7. Hooke was the first to name the boxlike structures he observed “cells.” ____8. Virchow probably observed cells dividing. ____9. One statement in the cell theory is that “cells are the basic unit of structure and function. ____10. One part of the cell theory states that “cells make up all matter.” Match the following observations with the statement of the Cell Theory it supports. Quotes: _____ 1. After 20 minutes, the bacterial cells pinched in the middle and separated, forming two cells. _____2. When looking at plant tissue, tiny box-like structures are seen, packed tightly together. _____3. In the veins of a plant, the box-like structures curve to form a tube. This allows water and food to pass through the plant. _____4. Tiny structures with dots like nuclei are found throughout the entire body of a mouse. Cell Theory Statements a. All organisms are composed of cells. b. Cells are the basic unit of structure and function c. Cells come from pre-existing cells