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Transcript 
Lab 31
Kingdom Plantae:
Angiosperms
Phylum Anthophyta (sporophyte)
Flower dissection
Dissect the flower following the handout provided,
Sketch your dissected flower parts and labeled them using Figure 31.3
in the space provided
Sketch cross section of ovary under the dissecting scope
Look at the flowers
available in lab
In your handout list
3 monocots
And 5 dicots
Phylum Anthophyta (female gametophyte)
Procedure 31.4 (prepared slide of Lilium nucleate embryo sacs)
Sketch and label ovary tissue, ovule tissue
Embryo sac tissue
Phylum Anthophyta (male gametophyte)
Procedure 31.2 (prepared slide of Lilium anther tetrads)
Sketch the tetrad and label a microsporangium, pollen grain AND
FILAMENT
Phylum Anthophyta (dicot seed)
Procedure 31.6
Dissect a lima bean seed
Follow steps 1-3
Sketch the inside and label cotyledon, EMBRYO, shoot apex, and root apex
Phylum Antherophyta (corn grain)
Procedure 31.7 (prepared slides of corn grain with embryo)
Follow step 1, sketch and label: EMBRYO,
Root, shoot apex, cotyledon, endosperm,
Classification of fruits
Fleshy or dry at maturity
• Fleshy fruit:
• Dry fruit:
Berry: ovary is all fleshy
Drupe: The hard stony pit is derived from the
inner tissue layer of the ovary.
Legume
Splits along two seams
Capsule
Splits in to multiple seams
Achene:
Close-fitting pericarp
(ovary) surrounding a single seed
Nut:
Thick pericarp surrounding one single seed
Samara
Pericarp thin and winged
Answer questions page 353
1-4, 6-8
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