Cell Theory
The original two tenets of cell theory posited by Schleiden & Schwann
What are :
1. Cells are the basic unit of life
2. All organisms are composed of cells
Breeding pigeons or other domestic animals in order to exaggerate certain features
What is artificial selection?
Animal cells have this, but plant cells don't
What are lysosomes?
Cell membranes are made of these
What are phospholipids
Monomer of Carbohydrates
This term was what Robert Hooke called the dead bark cells he observed
What are cellulae?
Structures that stem from the same original, but now have different functions; bat wings, primate hands, whale flippers
What are homologous structures?
The function of flagellum
Frye-Eddin experiment tested this
What is the idea that membrane proteins are fluid and can move?
Alpha helixes and beta sheets affect this kind of structure?
What is secondary structure?
The first person to observe living cells
Malthus' contribution to the theory of evolution
What is the idea of competition?
The three components of the nucleus
What are:
1. Nucleolus
2. Chromatin
3. Nuclear envelope
This type of cotransport moves particles in different directions
what is antiport?
Disulfide bridges are only possible with this amino acid
What is cysteine?
The experimental treatment in Pasteur's experiment.
What is the broken swan neck flask?
Lyell's contribution to Darwin's theory
What is confirming that there was enough time for natural selection and evolution to happen.
Sidney Fox synthesized these
What are proteinoids?
These type of channels open when a chemical bonds to them
What are ligand-gated channels?
The difference between nucleosides and nucleotides
What is a phosphate group?
Virchow's Hypothesis
What is:
1. All cells come from pre-existing cells
2. There is no spontaneous generation of cells
The idea that some specimens of a species are better at reproducing/surviving?
What is differential survival/reproduction?
Serial Endosymbiotic Theory says the first eukaryotes with membrane bound organelles came to be this way
What is absorbing smaller prokaryotes
This enzyme flips membrane phospholipids transversely
What is flippase?
Hydrolysis is this type of reaction in terms of free energy gain/loss
What is exergonic?