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explain ACCESSORY PIGMENTS in plastids |
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pigment for light energy
chlorophyll
grana (stacks) |
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3 PLASTID categories and definition |
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chloroplast - photosynthesis process
chromoplast - breakdown system pigment molecules
leukoplast - white/colorless starch granules
- synthesis
- amyloplast |
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own DNA
storage
accessory pigments
-algae
-color of light NOT used |
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required for ATP
contains cristae
semi-autonomous |
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surface
rough and smooth ER are pushed to be part of the cell wall |
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what happens WITHOUT TURGOR PRESSURE? (Without H2O)
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cell membrane is pushed back and the plant wilts |
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pushes plasmalemma against cell wall when the vauole is filled |
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cell membrane that controls materials |
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what is a CELL WALL made of? |
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group larger than it's kingdom |
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2 main lines differ from all others on earth |
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eukara
eubacteria
d. archaea |
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plants with shells (kfungi) have ?
called ? |
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Definition
bateria in cell wall
called polymer |
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plants do not have these two systems |
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nervous (feeling)
extratory (waste) |
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two parts of mitosis that plants lack: |
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variation
natural selection
time |
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flask that proved spontanious generation incorrect |
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living things come from living things |
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growth responce to the sun |
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growth responce - welfare of a creature |
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chemotactic responce
movement toward and away |
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self regulating control system
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balanced internal environment
automatic tendency |
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light turns to chemical
from CO3 and H2O |
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ATP energy and water and CO3
through redox reaction |
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cells are the basic units living and function
cells come from other cells |
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biological hierarchy of structure and function |
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Definition
chemical, cell, tissue, organ, organ system, organism
population, community, ecological ecosystem, biosphere |
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characteristics of living things |
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structure
metabolism
homeostais
sensation
reproduction
adaption |
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one membrane
peroxysomes
glyoxisome |
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Definition
breakdown peroxides (hazard) |
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glyoxisome
what it's IN
what it DOES |
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Definition
in seeds
fats to carbs (ATP energy used for germination) |
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Definition
LARGEST organelle in plant cell *
fluid-filled sack
turgor pressure
stored matter |
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calcium oxilate
* epithelial tissue swells |
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water soluable pigment
blue-purple
peels of fruits and veggies and petals |
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golgi bodies / dictysomes (5) |
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Definition
PACKAGING. modified and changed
ER surface > mem. bound sac vesicle > cell wall > build it
they are fluid
CONNECT PROTOPLAST to cell wall
most cell activity
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key component of the cell wall |
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basic components of cellulose |
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cellulose = ?
is ___ component of cell wall |
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beta - gluclose
only one component |
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matrix of the cell wall
contains?
*characteristics of those (ins) |
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Definition
gives characteristics
pectin- FLEX
lignin - STRENGTH
cutin - WAX
suberin - CORK |
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cells are "glued together" |
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membrane line connection inbetween
living channels
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connect, deaden, take place of plasmodesmata with PITTS |
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makes up the bulk of plants
inner parts of leaves and stems
parenchyma
collenchyma
sclerenchyma |
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Definition
chlorenchyma
storage
nectaries
resin ducts (sticky)
laticifers (latex)
turgor pressure also |
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thin walls
living at maturity
division (2 sets of cells) |
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Definition
ellongated corners filled with PECTIN
BUNDLES on living parts
FLEX |
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sclerenchyma (2 plus info) |
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Definition
fibers (flax and hemp)
sclereids (pits, keep from rotting, thick and short)
lignified
strengthen
protect tissues |
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photosynthesis
resins
latex
short and compact |
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long with pectin in corners |
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xylem & phloem (veins, arteries, tubes) |
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- "tracheary elements"
- Carry water UP to leaves
- -tracheids(primitave) -vessel elements(advanced)
- dead at maturity
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- "Seive Elements" - filter
- sugar into starch, stored by plastid
- ameloplast - leukoplast
- plasmodesmata
- living at maturity
has companion cell |
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plates with holes to filter (phloem) |
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artifacts of sectioning
(sealing off wound)
pink |
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- outer covering
- one cell thick
- waxy
- modifications (guard cells, root hairs, trichomes)
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CO2 in
O2, H2O leaves
open and close do to TURGOR PRESSURE |
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- greater surface area of EP cells
- water and minerals into plant via ATP E
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plant hairs
bottom of leaf
thick
nettles
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