Streptocarpella

Transcription

Streptocarpella
Streptocarpella
Begonias
Bacopa
Verbena
Caladium
Nasturtium
Sedum: Perennial Plant
Pansies
Celosia
Tomatos
OXALIS
Torenia
Zebrina
Fuschia
Nicotiana
Geranium
Petunia
Alysum
Coleus
Hozon: put on hose to
mix and add liquid
fertilier to
water.
www.kkorchid.com
Onion cell with the addition of iodine to stain
the cell wall and nucleus.
Cell wall
Nucleus
Cytoplasm
http://www.ndpteachers.org/perit/OnionEpidermis.JPG
Potato cell (cell stained with iodine)
Cell wall
Amyoplasts
(Leucoplast)
Cytoplasm
http://faculty.clintoncc.suny.edu/faculty/Michael.Gregory/files/Bio%20101/Bio%20101%20Laboratory/chemica
l%20composition%20of%20cells/potato_stained_with_IKI_200x.jpg
Osmosis in Plant Cells
Which of these cells is in distilled water(100% H2O)
and which is in a high salt solution
Vacuole full of water, chloroplasts
pressed against the cell wall.
http://www.uic.edu/classes/bios/bios100/labs/elodea.jpg
Vacuole empty, chloroplasts and
Cytoplasm pulled into a ball in the
center of the cell
http://www.uic.edu/classes/bios/bios100/labs/elodeaplas.jpg
Cytoplasm surrounded by cell membrane
Pollen (yellow ‘dust’) on anther
http://140.254.84.203/wiki/index.php/Anther
www.microscopy-uk.org.uk
http://www.uni.uiuc.edu/~dstone/4d7d11b.jpg
www.hiltonpond.org
Forsythia and shadblow twigs- typical dicot flowers- How
would these flower be pollinated?
Both twigs grew just by being put in water (forcing) where did their energy
come from- since they don’t have leaves, and all they were given was water?
Stigma: modified
To trap pollen
Style
www.botany.hawaii.edu
Flower section
Pistil removed
Ovary cut open
showing ovules (eggs)
faculty.clintoncc.suny.edu
www.biology.iastate.edu
Animal pollinated flowers
on a honeysuckle. What
kind of animal could
pollinate this flower?
http://www.backyardnature.net/fl_polln.htm
Wind pollinated flowers
on a red maple twig.
www.artorganic.co.uk
A
www.tandjenterprises.com
Seed dispersal methods
Which methods use
animals?
Wind?
Why are seed dispersal
methods a beneificial
adaptation?
C
D
www.countrysideinfo.co.uk
B
Germination: Monocot and dicot seedlings
Monocot: one cotyledon
Dicot: two cotyledons
www.apsnet.org
What are cotyledons used for?
www.plants.am