What does DNA stand for?
Deoxyribose Nucleic Acid
What is a catalyst?
An enzyme that speeds up reactions by reducing the activation energy
According to cell theory, give at least two reasons why a virus isn't alive.
1) Is not made of cells
2) Needs a host cell to reproduce
3) Does not have a metabolism
4) Cannot maintain homeostasis
What did the farmer say after he lost his tractor?
"Where's my tractor?"
If a red house is made of red bricks, and a yellow house is made of yellow bricks, what is a green house made of?
All green houses are made of glass.
What are centrioles made up of?
Microtubules
What monomer makes up nucleic acids?
Nucleotides
What is cancer?
Uncontrolled cell division.
At what stage of inerphase does DNA replicate?
S phase
Where is DNA stored?
Nucleus
What are the three phases in interphase?
G1, S phase, and G2
What are the four stages of Mitosis IN ORDER?
Prophase, Metaphse, Anaphase, Telophase
What type of viral reproduction kills the host cell? lytic or lysogenic?
Lytic
What organelle is this?
Centrioles
What do ribosomes do?
Synthesize protein
What monomers make up carbohydrates?
Saccharides
Why can't a T-Rex clap its hands?
It's extinct.
In what phase does the cytoplasm split?
Cytokinesis
What does DNA wrap around when it condenses into chromosomes?
Histones
Give an example of a somatic cell.
Body cell- skin cell, muscle cell, brain cell
What happens in metaphase?
Chromosomes line up in the middle of the cell.
If two is a company and three is a crowd, what are four and five?
Nine.
What are 3 differences between prokaryotic and eukaryotic cells?
1) Eukaryotes have a membrane bound organelles, like a nucleus
2) Eukaryotes are more complex
3) Eukaryotes are bigger
What monomer makes up proteins?
Amino Acids
What's green and has wheels?
Grass- I lied about the wheels.