2-1 vocab
How are Macroeconomics made?
form by joining many small molecules together.
Define cell theory
States that all living things are made of one or more cells, the cell is the smallest unit of life, and all new cells come from preexisting cells.
What tool first allowed scientists to study cells?
The microscope
What is a flexible covering that protects the inside of a cell from the environment outside of a cell?
Cell membrane
What are proteins?
After Hooke ´ s discovery what did scientists look into to make the microscope better?
Pond water and blood
Why did Robert Hooke name the cell ¨The cell¨?
he thought it looked like a honeycomb after looking at cork. He also named it after small rooms.
What is the definition of cell wall?
A cell structure outside the membrane
What macromolecule does not dissolve in water?
lipids
Where do cells come from, according to cell theory?
Preexisting cells
Who was the scientist who looked at plant cells around the same time as another German scientist?
Matthias Schleiden
A fluid inside of a cell that contains salts and other molecules
Cytoplasm
What is the site of photosynthesis in a plant cell?
A.) peroxisome
B.) chloroplast
C.) raphide crystal
B.) chloroplast
What is nucleic acid?
Macromolecules that form when long chains of molecules called nucleotides joined together.
Describe the structure of a cytoskeleton.
Network of threadlike proteins that are joined together
what is a Carbohydrate?
One sugar molecule, two sugar molecules, or a long chain of sugar molecules necleotides join together.
What is a cytoplasm?
A fluid inside of a cell that contains salts and other molecules.