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44 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Apical meristems that become reproductive develop into what kind of flowers? what does it depend on?
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male, female, biseual.. depends on species
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i'm looking for sex here
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all flower parts are _____ ______
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modified leaves
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what kind of leaves?
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another name for a stem is a _______
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peduncle
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picture a childish relative sliding down the stem
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what is the name for the swollen tip of the stem?
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receptacle
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what is a name for the swollen toilet bowl? a shit _________
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What are the four types of modified leaves that can be formed by a receptacle?
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1. sepals
2. petals 3. stamens 4. carpels |
SPSC (some people sell candy)
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what structure protects the flower bud before it opens? it looks like leaves on underneath the petals.
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sepal
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who protects the ground hog before it comes out?(people)
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what are the sepals known together as?
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calyx
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what is the name of the colorful modified leaves that attract pollinators?
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petals
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this is easy.
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what are the petals known together as?
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corolla
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what is a type of car (tons of pieces) known as?
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what are the calyx and corolla known together as?
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perianth
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let's talk about those BEFORE we sing the ANTHEM
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what are the pollen-producing, or male part of the flower?
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stamens
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it's got "man" in itandr
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what are the stamens collectively known as?
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androecium
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think of the masculine hormone androgel
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what is a long filament composed of 2 lobes and 4 pollen sacs?
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anther
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what do the 4 pollen sacs hold?
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the male gametophytes
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what is the ovule-bearing or female part of the flower?
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carpels
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think of marissa capel
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what are the carpels collectively known as?
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gynoecium
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where can you find women collectively where there are no men? (gynocologist)
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what is an individual carpel known as?
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pistil
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girls _____ whip people
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Each carpel consists of 3 things:
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stigma, style, and ovary
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the three things I have: one with my eye, one all over, and one that i don't need right now?
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what structure is located at the top of the carpel and provides a sticky surface for pollen?
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stigma
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pollen sticks to your EYE
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what is the middle section that connects a stigma to an ovary?
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style
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what do you have on your middle section?
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what structure contains one or more ovaries and will eventually swell to become part or all of the fruit?
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ovary
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How does reproduction occur?
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a pollen grain deposited on the stigma germinates to produce a pollen tube that grows down through the style to the ovary. Upon penetrating the female gamertophyte, one sperm fertilizes the egg which then becomes the zygote. After fertilization, the ovule becomes the seed. A second sperm from the pollen grain combines with two or more other nuclei produced by the female gametophyte to form a polyploid endosperm nucleus that will divide to produce food for the devloping embryo.
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what kind of fertilization takes place in flowering plants?
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double-fertilization
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what "n" is the endosperm nuclei and how does it divide?
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3n, mitosis
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what is a group of flowers that grows from the same peduncle?
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inflorescence
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within an inflorescence, each flower sits atop a stalk called a ________
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pedicel
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what is a complete flower?
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one that contains all four types of modified leaves: sepals, petals, stamens, carpels
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some people sell candy
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what is an incomplete flower?
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one that lacks one of more of the 4 types of modified leaves
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what is a perfect flower?
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one that has both stamens and carpels
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what is another name for a perfect flower?
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a bisexual flower
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what is an imperfect flower?
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one that has either stamens or carpels, but not both
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what is another name for an imperfect flower?
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a unisexual flower
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a male flower is a __________ flower that has only stamens
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imperfect
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a female flower is a __________ flower than has only carpels
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imperfect
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a unisexual flower is ALWAYS ____________
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incomplete
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what is the name for flowers with radial symmetry?
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regular flowers
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what's another name for a regular flower?
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actinomorphic
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it's not actin' all morphicir
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what is the name for flowers with bilateral symmetry?
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irregular
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what's another name for an irregular flower?
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zygomorphic
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if the fused stamens, sepals, and petals attach to the receptacle below the ovary, they are said to be ________ and the ovary as described as __________
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hypogynous, superior
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what's something that's BELOW something FEMALE? and what is another name for ABOVE?
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an arrangement in which the fused stamens, sepals, and petals attach above the ovary is said to be ________ and the ovary is __________
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epigynous, inferior
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think above, say epi. since the workload for finals is above my head, i'm going to miss the EPI of desperate housewives tomorrow.
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when the parts attach halfway up the ovary, the arrangement is ___ and the ovary is ________
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perigynous, semi-inferior
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this doesn't make sense. but whatever.
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an arrangement in which the fused stamens, sepals, and petals attach above the ovary is said to be ________ and the ovary is __________
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epigynous, inferior
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think above, say epi. since the workload for finals is above my head, i'm going to miss the EPI of desperate housewives tomorrow.
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when the parts attach halfway up the ovary, the arrangement is ___ and the ovary is ________
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perigynous, semi-inferior
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this doesn't make sense. but whatever.
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