|
|
|
2
|
water-filled sac
|
|
4
|
are very long organic molecules made of cabon, oxygen, hydrogen, nitrogren, and phosphorus
|
|
5
|
a group of organs that work together to perform a major function
|
|
7
|
single-celled
|
|
8
|
small round structures containing chemicals that break down certain materials in the cell
|
|
9
|
known as the 'powerhouses' of the cell
|
|
10
|
after crossing the cell wall the next barrier you must cross is
|
|
11
|
this gives the cells their shape
|
|
13
|
these capture energy from sunlight and use it to produce food
|
|
14
|
is a widely accepted explanation of the relationship between cless and living things
|
|
16
|
organisms are composed of manu cells
|
|
20
|
a group of similar cells that work together to perform specific functions
|
|
|
|
|
|
|
1
|
a rigid layer of nonliving material that surrounds the cells of plants and some other organisms
|
|
3
|
a maze of passageways
|
|
6
|
the basic units of structure and function in living things
|
|
12
|
the cells control center
|
|
15
|
the cell's mail room
|
|
17
|
energy-rich organic coumpounds made of carbon, hydorgen, and oxygen
|
|
18
|
the region between the cell membrane and the nucleus
|
|
19
|
small grainlike bodies
|
|
|
|
