Cells

Harvest energy from organic compounds and transfer it to ATP

Microscopes were used to study cells beginning in the

The nucleus is surrounded by a double membrane called the _______________.

Cilia and _______________________ are structures that enable cell movement

Who was the first to observe living cells in microorganisms?

Ribosomes are found on the _______________________ endoplasmic reticulum.

The eukaryotic nucleus houses all of the following except the

Discovered cells in slices of cork

A light microscope uses optical lenses to magnify objects by

What is the function of the structure labeled 1?

Region of the cell that is within the plasma membrane that includes the fluid and organelles

What is structure E?

As a cell becomes smaller, its surface area-to-volume ratio...

What is structure D? 

In which of the following would you expect to find a large number of mitochondria?

Processes and packages proteins

Which type of molecule is found in the plasma membrane?

The smallest unit that can carry on all of the processes of life.

Cell size is limited by a cell’s _________________________. 

Are either free or attached to the rough ER and play a role in protein synthesis

The plasma membrane

Which of the following is one difference between prokaryotes and eukaryotes?

Covers the cell membrane and provides support and protection

The advantage of van Leeuwenhoek’s microscopes was that

Which of the following was a major event in the history of cell biology?

Viruses, bacteria, and old organelles that a cell ingests are broken down in

All living things are made up of one or more cells.

A cell’s shape reflects its ____________________. 

mitochondria : energy release :: ribosome :

Type of cell that has a nucleus and membrane-bound organelles

What is structure C?

A cell that contains a cell wall, chloroplasts, and a central vacuole is a

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

The end products of photosynthesis include

The cell’s outer boundary

One early piece of evidence supporting the cell theory was the observation that...

Converts light energy into chemical energy by photosynthesis

Membrane-bound organelle that contains a cell’s DNA.

What consists of a phospholipid bilayer?

Thylakoids are located

The place where DNA is concentrated when it is in the process of making ribosomal RNA

The structures labeled A are

Which of these is not one of the three basic parts of a cell?

Consist of two microtubules at right angles to each other and are involved in cell division.

The structure labeled B is

The structure labeled C is a(n)

Type of cell that lacks a nucleus and membrane-bound organelles

Is made of protein fibers that help cells move and maintain their shape

Which of the following is the correct order of structures from simplest to the most complex?

Prepares proteins for export or insertion into the cell membrane