Allows cells to communicate through cell membrane channels
Tight Junction:
Allows ions and small molecules to pass through
Cells of tissues act as barriers
"Zipper-Like"
Allows cells to communicate through plasma membrane channels
True or false: Bonding is a type of chemical behavior
True
False
Atomic mass is:
Dependant on the number of protons
Dependant on the number of protons and neutrons
Dependant on the number of protons, electrons, and neutrons
Atomic number is:
Dependant on the number of protons
Dependant on the number of protons and neutrons
Dependant on the number of protons, electrons, and neutrons
______ come from condensed chromatin
Chromosomes
Ribosomes
Lysosomes
Vacuoles
True or false: Low temperature and pressure speeds up reactions
True
False
Anything with a charge is called an _____
Proton
Ion
Cation
Anion
A cation is an :
Ion with a negative charge
Ion with a positive charge
An anion is an :
Ion with a negative charge
Ion with a positive charge
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