Commonlit: LET'S SEE WHAT YOU'RE MADE OF 1.What is the author’s main purpose in this text?
A. To explain the difference between bacteria and animals
B. To explain how all living things are composed of cells
C. To show that difficult ideas can be explained in easy ways
D. To show how we can study unicellular organisms with microscopes

2.PART A: Which TWO of the following statements best identify the central ideas of this text?

A. Microscopes can be used to view small multicellular organisms.

B. No one can study unicellular organisms because they are microscopic.

C. All living things are organisms made up of cells.

D. Living things need many types of cells to survive.

E. Large multicellular organisms have more cells than smaller or unicellular organisms.

F. Food, like peanut butter and jelly, is made up of cells, too.

3.PART B: Which TWO phrases from the text best support the answers to Part A?

A.“Our bodies are made up of tiny pieces, and when the pieces are put together they make us!” ( Paragraph 1)

B.“Elephants are made up of many more cells than a very tiny mouse.” ( Paragraph 2)

C.“Bacteria are very, VERY tiny organisms.” ( Paragraph 3)

D.“A microscope is a tool we can use to see things that are really small.” ( Paragraph 8)

E.“Animals and plants are composed of many cells.” ( Paragraph 10)

F.“We learned that living things are called organisms.” ( Paragraph 11)

4.How does the example about peanut butter and jelly in paragraph 9contribute to the author’s explanation of cells in the text?

A. It shows how the insides of cells are protected by walls called cell membranes.

B. It compares cell structure to something we eat every day.

C. It implies that a cell is one structure composed of many parts.

D. It demonstrates how one thing can be composed of different parts.

5.In complete sentences, explain how bacteria are different from animals using evidence from the text.