Elephants part 2 review

The work of Schleiden and Schwann can be summarized by saying

• All plants are made of cells.

• All animals are made of cells.

• Plants and animals have specialized cells.

• All plants and animals are made of cells.

Which scientist stated that all cells come from preexisting cells?

• Robert Hooke

• Matthias Schleiden

• Theodor Schwann

• Rudolf Virchow

Who used a compound microscope to see chambers within cork and named them “cells”?

• Robert Hooke

• Matthias Schleiden

• Rudolf Virchow

• Anton van Leeuwenhoek

Which of the following is NOT a principle of the cell theory?

• Cells are the basic units of life.

• All living things are made of cells.

• Very few cells reproduce.

• All cells are produced from existing cells.

What type of microscope did we use in biology class during our microscope lab?

• Transmission electron microscope

• Scanning electron microscope

• Slide view microscope

• Standard light microscope

What would be the total magnification of an object if you were looking under the high power (40X)?

• 10

• 40

• 100

• 400

Looking at a cell under a microscope, you note that it is a prokaryote. How do you know?

• The cell lacks cytoplasm.

• The cell lacks a cell membrane.

• The cell lacks a nucleus.

• The cell lacks genetic material.

What is the smallest unit of life?

• Cells

• Nucleus

• Molecules

• Mitochondria

A group of similar cells that perform a particular function is called a(n)

• Organ.

• Tissue.

• Organ system.

• Division of labor.

Has a cell membrane

• Plant

• Both

• Animal

• Neither