Unit 1
Today's beverage pasteurization process is a result of which scientists discoveries?
Louis Pasteur
What discovery led to the development of the cell theory?
All cells come from preexisting cells.
Do cells expand or shrink in a hypotonic solution?
expand
What does the chromosome combination XY represent?
Male
Is BB or Bb homozygous?
BB
What did Watson and Crick discover about DNA?
The double helix
Why are cells small?
So their food and waste can be handled by the cell membrane.
Carrier proteins are only involved with what?
The sodium potassium pump
What are chromosomes made up of?
Chromatin
What is not a type of RNA?
Carrier RNA
What is an independent variable?
The thing that you change in an experiment
What are the 3 shapes of bacteria?
Rod, sphere, and spiral.
Where does energy for active transport come from?
ATP
Tumor cells that do not spread to other parts of the body are what?
Benign
Where does transcription take place?
In the nucleus.
What is a dependent variable?
The thing that changes as a result of the independent variable.
What gives a cell its shape?
The cytoskeleton and the cytoplasm
What is produced by alcoholic fermentation?
Bread
What type of cancer is caused by a virus?
Cervical cancer
What technique was used to recreate extinct species?
Cloning