Download Cells Reading Guide

Name: ____________________
Cells Reading Guide
Pages B16 – B17
Use the timeline on these two pages to answer the questions below.
1. About how many years ago did Robert Hooke examine slices of cork and use the
word “cells” to describe what he saw? (hint: subtract the year from this year)
2. Who is credited with discovering a nucleus in plant cells?
3. Which idea of cell theory came first: (circle the one that came first)
-cells divide to form new cells
-all living things are made of cells
4. What was invented in the 1940’s to help make cells easier to see and understand?
Pages B36-B41
5. What are the long strands of material that can be found in the nucleus called?
6. What parts of an animal cell are like the cell’s storage bin?
7. What happens inside the mitochondria? (hint: don’t forget the diagram captions)
8. What are two parts that plant cells have, that are missing in animal cells?
9. How are the vacuoles of plant cells different from those of animal cells?
10.“… unlike other kinds of cells, ____________________ do not have a clearly
defined nucleus with chromosomes inside. Instead these cells have their
hereditary material located throughout the _______________________.”
Page B44
11.Starches and sugars are examples of which type of compound?
12.Which type of compound stores and releases larger amounts of energy than
carbohydrates?
13.Which type of compound is needed for cell growth and repair?
14.What three elements below are found in all four types of biological compounds in
your cells? (Hint: check the chart)
Hydrogen
Oxygen
Sulfur
Phosphorus Calcium
Carbon
Nitrogen
Iron
Sodium