biology

Across

3. where proteins are embedded
5. the site of protein synthesis
6. removal of liquid waste
10. membrane Lysosomes are surrounded by a
11. theory which states all living things are composed of cells
13. group of similar cells all performing a similar activity
15. solid, threadlike, protein structures
17. can be sexual or asexual
18. specialized structures found within a cell
19. responding to a stimulus
23. The internal membrane system of a cell
24. means color
25. group of cells that live and work together in a organism
29. the cell wall is composed mostly of
30. producers, make their own food
32. consumers, cannot make their own food
34. spreading out of molecules from high to low
36. taking in food or water
38. removal of solid waste
39. something made and used (me)
41. outside the nucleus
42. allow materials to move into and out of the nucleus

Down

1. powerhouse of the cell
2. have no color
4. has a nucleus and membrane-bound organelles.
7. transporting low to high
8. what surrounds the nucleus
9. lacks a nucleus and membrane-bound organelles
12. is a very large vacuole in mature plant cells
14. group of several tissues functioning as a unit
16. responsible for destroying old organelles
20. using food to repair cells
21. movement of a material inside a cell
22. the brain of the cell
26. The function of the smooth endoplasmic reticulum is to make
27. the release of energy from food
28. only found in plant cells
29. increases the surface area for respiration
31. balance that organisms maintain
33. storage area inside a cell
35. Specialization cell that becomes specialized for just one function
37. breaking down food or water
38. living things need a constant supply of...
40. movement of water from high to low