Exam 3: The Dynamic Cell

The Golgi apparatus is not:

The ways by which a cell avoids surface limitations to diffusion does not include:

The scientist (scientists)given credit for disproving the theory of spontaneous generation is (are):

Bacteria with which cell shape would be least likely to have a gene for MreB?

When membrane-bound receptors like HER2 bind to molecules outside of the cell,they must move through the membrane and bind to a second HER2 receptor,forming a dimer,in order for the signal to be sent inside the cell.This is possible because the cell membrane is _____.

Flagella are not:

A central vacuole:

The three domains in the Woese system of classification are:

In order for a milk protein to be secreted,it must be moved between organelles:

What is the role of tubulin in mitosis in eukaryotic cells?

Scientific evidence is beginning to suggest that some elements of the cytoskeleton may have originated in bacteria.

Cells typically keep their surface to volume ratio low.If a cell was a cube and you doubled the height,width,and length of the cell,how much would the volume increase?

Mitochondria do not:

Chloroplasts are not:

When the scientists "turned off" MreB and Mbl genes which process were they inhibiting?

The theory of endosymbiosis is based on:

A phospholipid molecule:

How do sperm move to fertilize eggs?

A wild duck needs a steady supply of energy to be able to fly for hours and has dark breast meat.Domesticated chickens rarely fly and have white breast meat.As a result you would expect to find _____ in the breast muscles of wild ducks than domesticated chickens.

Cells typically keep their surface to volume ratio low.If a cell was a cube and you doubled the height,width,and length of the cell,how much would the surface area increase?