Which checkpoint requires a cell to be of adequate size in order to move to the next phase in the cell cycle?
a.) g 1/s checkpoint
b.) g 2 gheckpoint
c.) g 0 checkpoint
d.) m checkpoint

Blood made up of red and white blood cells work together to form

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils

Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box