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6. what do you use to stain the slide before using the microscope?
- iodine
- food dye
- benedicts solution
- sharpie/marker
7. nerve cells are speciallised for
- rapid signalling (long & branched connections)
- transporting substances (hollow)
- contraction (long & extra mitochondria)
- absorbing water and minerals (big surface area)
8. plant cells have everything a animal cell has plus
- enzymes,vacuole,chloroplasts
- cellwall,vacuole,chloroplasts
- cellwall,vacuole,ribosomes
- cellwall,mitochondria,chloroplasts
9. magnification =
- real size x 0.5(real size)
- real size / image size
- image size / real size
- image size x real size
10. root hair cells are specialised for
- rapid signalling (long & branched connections)
- contraction (long & extra mitochondria)
- absorbing water and minerals (big surface area)
- transporting substances (hollow)
11. light microscopes let us see
- individual cells
- line of cells
- internals of a cell
- organisms
12. prokaryotic cells have
- rigid cell membrane
- no nucleus
- strong cell wall
- vacuoles
13. phloem and xylem cells are speciallised for
- contraction (long & extra mitochondria)
- transporting substances (hollow)
- absorbing water and minerals (big surface area)
- rapid signalling (long & branched connections)
14. light microscopes use
- light and lenses
- chemicals and paper
- glass and water
- light and water and oxygen
15. chromosomes contain
- genetic infomation
- bile
- nuclei
- stringy like material
