Chapter 7 pro vs. eukaryotes, cell theory, microscopes

The cell theory says that cells are the basic unit of structure/function, all cells come from other cells, and _____.

• all living things are made of cells
• all molecules are made of cells
• all matter is made of cells
• all cells are made of cells

The smallest unit of an organism that carries on the functions of life is the _____.

• molecule
• organ
• cell
• tissue

Which macromolecule contains genetic information?

• protein
• carbohydrates
• lipids
• nucleic acids

Who used the compound microscope to look at cork and name cells?

• Hooke
• Virchow
• Newton
• Schwann

What piece of technology made the discovery of cells possible?

• computer
• centrifuge
• microscope
• particle accelerator

Which of the following is not part of the cell theory?

• all cells are produced from existing cells
• cells are the basic unit of life
• all living things are made of cells
• very few cells reproduce

What type of microscope produces 3D images of a cell's surface?

• light microscope
• scanning electron microscope
• transmission electron microscope
• compound microscope

Electron microscopes can reveal details only in specimens that are still alive.

• True
• False

How do you know a cell is a prokaryote?

• It lacks cytoplasm.
• It lacks a nucleus.
• It lacks a cell membrane.
• It lacks DNA.

Viruses are not made up of cells. Therefore, viruses are not considered to be living things.

• True
• False