Cells
Plants cells have ___ ___, _ ____ ____ _____, & _______
cell wall , a large central vacuole, & chloroplast
Leewenhoek
studied cells in water w/ simple microscope
circulatory system moves
nutrients and waste through the body to maintain homeostasis
what is a hypothesis ?
educated guess
DNA is ___ ____ that's codes for the production of _____
genetic material, protein
____ is the only usable form on energy for cells
ATP
Schwann
studied animal cells
The respiratory system provides
oxygen so food can be burned for energy
RNA ____ & ____ _____ ___ ____
codes & helps build the protein
Cells are made of polymers these include...
proteins, lipids, carbohydrates, & nucleic acids
Robert Hooke
named cell from studying slices of cork
The nervous system allows parts of the body to do what
To communicate by electrochemical signals
Watson & Crick discovered the ____ _____ _______
double helix shape
cell make ____ _____ from smaller _____
large organic polymers, monomers
Schleiden
studied plant cells
the immune system consist of what type of cells
white blood cells
2/3 of the mass of a cell is...
Water
Robert Brown
identified cell nucleus