Karteikarten
Lab 12 Angiosperm Reproduction
Karten in diesem Stapel (59)
- 1male reproductive structuresstamens
- 2female reproductive structurescarpel/pistils
- 3Pollination occurs bywind and animal
- 4Fruit helps _____ animals to disperse seedsentice
- 5Fruit _______ ____ provide food for the growing embryo, seed doesDOES NOT
- 6fruits are just ___ ___mature ovaries
- 7Stamen = _____ and ______Anther + filament
- 8Haploid gametophyte generation entirely inside _________ ______sporophyte tissue
- 9Male microgametophyte (pollen grain) located in _____ANTHERS
- 10Male microgametophytepollen grain
- 11Pollen grains _____ ______ for fertilizationcarry sperm
- 12what is this?Lilium anther cross section
- 13what is this?Carpel Structure/Female reproductive structure
- 14Carpel = ______ + ______ + ______Stigma + Style + Ovary
- 15Pistil = _______fused carpels
- 16Stigma adapted to _______receive pollen
- 17Each ovule (one each) gives rise to ________________a seed and ovary tissue becomes fruit
- 18Haploid gametophyte generation entirely inside ______ _____sporophyte tissue
- 19Female gametes are(egg) in ovules
- 20Haploid female ____________ formed within ovulesmegagametophyte
- 21Biological definition of a fruit = ____ ____ ____a mature flowering plant ovary
- 22how many carpels fused3 carpels fused
- 23each cavern opening is ____ ___ and the seeds inside were ____ _____an ovary, the ovules
- 24Angiosperm taxonomyMonocotyledon
Dicotyledons - 25Angiosperm Phylum: ________Anthophyta
- 26MonocotyledonFlower parts (sepals, petals, anthers) in multiples of 3
- 27DicotyledonsFlower parts in multiples of 2, 4, 5
- 28Based on the arrangement of the stigma and stamens, is this a monocot or dicot?3 lobes at the top so it is a monocot
- 29Based on the arrangement of stigma, this a monocot or dicot?Dicot
- 30Based on the number of petals, is this a monocot or dicot?Dicot - has 5 petals
- 31Monocot or dicot?Monocot - 6 petals
- 32Monocot or dicot?Monocot
- 33Double FertilizationSurviving megaspore (haploid) divides to form a minute embryo sac with 8 haploid nuclei after 3 rounds of mitosis
- 34Cytokinesis partitions embryo sac into ____ ____7 cells
- 356 are uninucleate onebecomes the egg cell
- 36Double fertilization cont. (males)When pollen reaches the stigma a pollen tube grows into the ovule
- 372 haploid sperm nuclei are released into ____ ____ __the embryo sac
- 382 haploid sperm do what?1 fertilizes egg and produces the zygote (new sporophyte)
1 fuses with the central embryo sac cell (2 polar nuclei) and forms a triploid (3n) nucleus that becomes endosperm - 39what is this?Lilium ovary cs before Meiosis
- 40what is this?Lilium ovary cs after meiosis
- 41How many ovaries and ovules?1 ovarie and 1 ovule - 1 pollen grain to fertilize
- 42How many ovaries and ovules?1 ovarie (pod) and 11 ovules - 11 pollen grains
- 43Radialflower can be divided on many different planes into symmetrical halves
- 44Bilateraldistinct right and left sides when divided along one axis to produce mirror images
- 45Perfect flowerhas both stamen and pistil
- 46Imperfect flowerlacks either stamen or pistil
- 47Complete flowerhas all 4 organ types:
Sepals, petals, stamens and pistils - 48Incomplete flowerlacks one of the four organ types
(Sepals, petals, stamen and pistil) - 49what is thisPistillate flower - female
- 50what is this?Staminate flower - male
- 51Composite FlowersA flower that is made up of multiple simpler flowers
- 52what is labeled1 ray flowers
2 disc flowers
- 53Ovary inferior:Petals, sepals, and stamens arise from a position above the base of the ovary.
- 54Ovary superior:Petals, sepals, and stamens arise from position beneath the base of ovary.
- 55What is the food source for the angiosperm embryo called?Endosperm
- 56What are the ploidies of angiosperm seed integuments, endosperm, and embryo?2n, 3n, 2n
- 57The part of a flower stalk where the parts of the flower are attachedreceptacle
- 58______ is the stalk of a flowerpeduncle
- 59what is the arrow pointing to?pedicel
Informationen
- Beschreibung
- Lab 12 Angiosperm Reproduction
- Erstellt von
- Emily Bradley
- Aufrufe
- 9
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