life processes cells
Reproducing
keeps animals alive
living must get rid of _____
waste
tells the cell when to grow and divide and develop
Nucleus
what are cells
basic units of living organisms
unlike viruses bacteria carry out all the life processes bacteria are tiny ____
is a job that takes energy and nutrients
growing
*Daily Double* if animal don't reproduce,they will become _______
extinct
what parts do the plant and animal cell have in common
cell membrane ,nucleus , cytoplasm
the outer part of the cell that controls what goes in and out of the cell
Cell membrane
a virus is a
tiny particle that can reproduce only inside cells of living things
living things respond to _____
changes
how do plants get energy
the sun;plants make their own food though a processes called photosynthesis
what does plant cells have that animal cells do not have
cell walls and chloroplasts
the jelly like substance that surronds the nucleus
Cytoplasm
groups of similar cells
tissues
***Daily Double what does a cow say
MOO
living things use_____to do work
energy
why dont animal cells need chloroplasts
animals consume food for their energy and plants get energy from the sun
All organisms must get _____
energy
diffrent kinds of tissues that work together your heart is an organ
organ
the stiff outer layer of the cell that keeps the plant cells firm and helps keep its shape
cell wall
what are life processes
getting energy, using energy, growing,getting rid of waste, reproducing and responding to the changes in the enviroment
***Daily Double what is a chloroplast
chloroplast- the green cell part that traps the suns energy;they give plants there green color
the smallest unit of life is called a ____
cell
organs working together ;your heart and circulatory system work together to pump blood
system