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Biology > Lab Practical-1 > Flashcards

Lab Practical-1 Flashcards

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AP® Biology flashcards Biology 101 flashcards
0
Q

Amoeboza

A

Blunt, lopodia for movement and food

  1. Loboseans
  2. Slime mold
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1
Q

Alveolates

A

Alveoli under membrane

  1. Ciliates: paramecium
    - micronucleus: conjugation
    - macronucleus: cell activity
  2. Dinoflagellates: perindium and ceratium.
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2
Q

Excavate

A

2,3,4 flagella

  1. Euglenids: functions as heterotrophic when no sun, posses chloroplast =photosynthesis
  2. Kinetoplastids: all heterotrophic, some parasitic. Dark lump stain in DNA
  3. Parabasalids: reduced mitochondria, axostyle through center.
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3
Q

Rhizaria

A

Unicellular psedopdia

  1. Foraminiferans: reticulopodia
    - white cliffs of Dover
    - calcium carbonate
  2. Radiolarians: looks like glass made of Cilica
    - axopodia
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4
Q

Stramenopile

A

2 unequal flagella, chloroplasts contain a&c chlorophyll, fucoxanthin

  1. Brown algae: unicellular. Blade, pneumatocysts, stipe, holdfast
  2. Diatoms: Uni or multicellular. Albinos acid.
    - looks like beads
    - centric: Circe
    - pennate: elongated
    - Cell wall: frustules
    - Two halfs: valves
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5
Q

Chlamydomonas growth form …

A

Unicellular

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6
Q

Multicellular-colonial

A
  • Chara
  • spirogyra
  • volvox
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7
Q

Multicellular-filamentous

A

Polysiphonia

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8
Q

Charaphyte

A

Chara

Spirogyra

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9
Q

Chlorophyte

A

Ulva
Volvox
Chlamydomonas

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10
Q

Red Algae

A

Chondrus

Polysiphonia

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11
Q
  1. Chara is also know as what?
  2. Ulva is also know as what?
  3. What are volvox made of?
  4. What is chondrus?
  5. What is chlamydomonas responsible for?
  6. What does spirogyra posses?
A
  1. Skunk weed
  2. Sea lettuce
  3. Spherical colonies
  4. Leafy algae that produces phycoerthrin
  5. One species responsible for “red snow”
  6. Posses a spiral-shaped chloroplast
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12
Q

What is synapomorphy?

A

Derived characteristics

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13
Q

What ecosystems are cholorophytes found in? Charophytes?

A
  • marine

- freshwater

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14
Q

List of seaweeds:

A 
Ulva 
Chondrus 
Laminaria 
Fucus 
Sargassum
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15
Q

What is desiccation?

A

Extreme dryness

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16
Q

What does the non-vascular group consist of?

A

Mosses

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17
Q

What does the vascular group consist of?

A

Club mosses
Ferns
Horsetails

18
Q

What are the characteristic of club moss? (Seedless vascular)

A
  • leaves, stems & roots
  • microphyll leaves
  • sporophyte=dominant
19
Q

What are the characteristics of horsetails? (Seedless vascular)

A
  • hollow (bamboo like impreganted with cilica)
  • leaves, stems, & roots
  • magaphyll leaves
  • sporophyte = dominant
20
Q

Characteristics of ferns? (Seedless vascular)

Turn into adult fronds

A
  • compound leaves referred to as fronds
  • true leaves, stems & roots
  • leaves = fiddleheads
21
Q

Characteristics of mosses? (Non-vascular)

A

Gametophyte = dominant

22
Q

Sori or sorus is what?

A

Cluster of sporangia

23
Q

Antheridia?

Archegonia?

A

Sperm

Single egg

24
Q

Cuticle?

Stomata?

A

Waxy covering

Allows gas through cuticle

25
Q

Are gametophytes diploid or haploid? I

A

Haploid (n)

Produce haploid gametes by mitosis

26
Q

Megaspores create what?

A

Megagametophytes

27
Q

Megagametophytes produce what?

A

Eggs

28
Q

Microspores produce what?

A

Microgametophyte (pollen grain)

29
Q

Microgametophytes produce what?

A

Sperm

30
Q

Gymnosperms do not produce?

A

Flowers or fruits

31
Q

Cycads are?

A

Palm-like found in tropical/sub tropical regions

32
Q

Ginkgos are?

A

Dioecious (separate male and female plants) native to China

33
Q

Gnetophytes are?

A

Differ in appearance & Broadly dispersed about 90 species

34
Q

Conifers are?

A

Cone-bearing tress that predominate at high altitudes and latitudes; oldest organism and largest biome on earth is coniferous. 700 species

35
Q

Male pine cone

A

Microstrobilus

36
Q

Female pine cone

A

Megastrobilus
Ovulate cone
Seed come

37
Q

Pollination

A

Pollen grain lands on female structure

38
Q

Fertilization

A

Sperm fuses with egg to form zygote

39
Q

Receptacle

A

Flower parts are attached to it

40
Q

Sepal

A

Encloses developing bud

41
Q

Petal

A

Colored, attracts animal

42
Q

Stamen

A

Male organs, filament that supports anther (holds pollen)

43
Q

Are sporophytes diploid or haploid?

A

Diploid (2n)
Produce haploid spores by meiosis
(Not photosynthetic)

Biology (2 decks)

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