DNA
Also known as “molecular scissors,"
Restriction Enzymes
All cells come from _____________.
Pre-existing cells.
A compound microscope is called this because it ____________.
Combines Lenses
What is the biotic factor that is often not represented in a food web?
What are the two reactions of photosynthesis?
Light and Dark Reaction
In Gel Electrophoresis, DNA travels to _________ because it is _____________.
Positive, Negative
In mitosis, all cells produced are ________ to parent cells.
Identical
As the power gets greater, the field of view gets _______.
Smaller
Arrows in a food web represent ________.
A transfer of energy
According to evolution, any trait that helps an organism survive and reproduce is said to have _____________.
Adaptive Value
During bacterial transformation, the foreign DNA is first joined to a small circular molecule known as a(n)_________.
Plasmid
Cells communicate by _________.
Receptors
3 ways an image will appear when you switch from low power to high power.
1. More magnified
2. Less of the slide is visible
3. Darker
An ecosystem will most likely remain stable if…
It has a high level of biodiversity.
Enzymes have names that end in -___________.
-ase
Relationships between species may most accurately be determined by comparing the __________
_________ do not have a nucleus or any other organelle. _________ have a nucleus and organelles.
Prokaryotes, Eukaryotic cells
The diaphragm controls ____________.
The amount of light passing through the specimen.
Ozone Depletion keeps bad ___________ out, before it reaches Earth.
UV Radiation
How is energy released from ATP?
Take a phosphate group off (take a "P" off)
Jobs of mRNA, tRNA, & rRNA
Carries message to ribosomes; encodes protein, transfers/carries specific amino acids to the ribosomes, a ribosome that carries out protein synthesis
The Cell Cycle is represented by what acronym?
IPMAT
A ____________ microscope is used to observe the external features of a grasshopper’s abdomen.
Stereoscope or Dissecting Microscope
________ traps heat from the sun. Too much of this thing is a cause for global warming.
Greenhouse Effect
Why do plants appear green?
Because chlorophyll absorbs the color green the least, compared to any other color. Instead of absorbing green, they reflect it. Human eyes view the color that is reflected at them, not what is absorbed.