Biology Review

What is an object called that is alive now or was once alive?

A LIVING OBJECT

Is the object below a living or nonliving object?

NONLIVING

The Cell Theory is composed of 3 different parts. Identify the missing part.

1.All living things are made of cells2.Cells are the basic unit of life3.Cells only come from _________ _________

OTHER LIVING CELLS

What are the 2 main differences between plant and animal cells?

Plant cells have a cell wall and chloroplast

Which cell organelle is the outer boundary of the cell?

http://apbio82007.blogspot.com/2007/11/cell-membrane.html

The cell membrane

What organelle produces energy for the cell? It is also known as the powerhouse of the cell.

http://microbewiki.kenyon.edu/index.php/File:Mitochondria.gif

The ribosomes in the cell are responsible for making ____________.

protein

When a dog pants, it is trying to maintain a level body temperature. This is an example of what process?

The balance that all living things have to maintain, is

called HOMEOSTASIS.

Particles are always moving around. They move from areas that more crowded to areas that are less crowded. This process is called ______________________.

DIFFUSIONDIFFUSION

crowdedcrowded less crowdedless crowded

Diffusion occurs in cells too. What organelle allows diffusion to take place by allowing things to enter and exit the cell?

Cell Membrane

is the diffusion of _______

Water

Like Passive Transport (diffusion/osmosis), Active Transport moves particles in and out of the cell, but this time it moves them from less crowded to MORE crowded.

When moving particles against the crowd, it requires ____________.

Energy