what must all living organisms get
energy
a "blank" is a tiny particle that can reproduce only inside a living thing
virus
what is the stiff outer layer of the cell that helps keep the shape
cell wall
red blood cells carry "blank" to all cells in the body
oxygen
the largest group to witch scientist classify things is called a "blank"
kingdom
living things must respond to what
changes
what the smallest unit of life
cell
what parts do the plant cell and animal cell have in common
cell membrane nucleus and cytoplasm
organs are "blank" that work together
tissuses
"blank" is not a life process
flying
living things must get rid of what
waste
tells the cell when to grow,divide,and develop
nucleus
what parts do plant cells have that animals cells dont
cell wall and chloroplasts
what are tissues
groups of similar cells
living things must use what to do work
energy
the outer part of the cell that controls what goes in and out of the cell
cell membrane
what is the green cell part that traps and uses sun energy that the give plant their green colors
chloroplasts
what are organs
different kinds of tissues that work together
what keeps groups of animals alive
reproducing
the jellylike substance that surrounds the nucleus
cytoplasm
what are cells
the basic units of living organisms
what is a system
organs working together