organismal biology Flashcards

(65 cards)

1
Q

group of organ system that has a specific function to perform one or two actions

A

organ system

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2
Q

this will be form is cells work together

A

tissue

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3
Q

what will be form if tissue works togther?

A

organ

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4
Q

what will be form if organs works together?

A

system

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5
Q

what are the 2 major type of reproduction?

A

asexual and sexual

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6
Q

what is sexual reproduction?

A

requires TWO parents organism
each parent contributes sex gametes to form a new individual

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7
Q

process of sexual reproduction?

A

eggs, zygote, embryo, baby

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8
Q

what’s asexual reproduction?

A

requires ONE parent only

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9
Q

what are the 4 major types of asexual reproduction?

A

budding
fragmentation
binary fission
parthenogenesis

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10
Q
  • a multicellular, photosynthetic eukaryote category
  • primary producers of Earth’s ecosystem
A

Plant Organ System

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11
Q

Why plants are autotrophs?

A

Because they make their own food through the process of Photosynthesis

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12
Q

What are the two parts of a vascular plants?

A

Shoot System and Root System

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13
Q

Above the ground

A

shoot system

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14
Q

below the ground

A

root

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15
Q

what is/are in the shoot system?

A

flowers, leaves, stem, buds, etc.

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16
Q

what is/are in the root system

A

roots

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17
Q

what is the 2 portions of plant organ system?

A

vegetative and reproductive

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18
Q

what’s vegetative?

A

parts of the plants (leaves, stems)

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19
Q

what’s reproductive?

A

flowers, fruit, seed

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20
Q

the 2 plant division

A

non-vascular, vascular

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21
Q

no vascular tissue (xylem, phloem)
dominant independent photosynthetic gametophyte

A

non-vascular

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22
Q

dominant photosynthetic sporophyte
has vascular tissues

A

vascular

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23
Q

what is reproduction?

A

the process of making new organisms

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24
Q

who produces new offsprings?

A

parent organisms

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25
when organisms reproduce, they pass ?
genetic information
26
this includes genes which are pieces of hereditary materials that affect organism inherited traits
genetic information
27
2 main types of seed vascular plants?
angiosperm, gymnosperm
28
"seed plants with cones"
gymnosperm
29
"seed plants with flowers"
angiosperm
30
common between plants and animals
symbiotic relationship
31
plant breeders have genetically manipulated trauts of wild angiosperm by ?
artificial selection
32
gametophyte in angiosperm?
reduce in size and depend on sporophyte for nutrients
33
what's the life cycle of angiosperm? (3F's)
flowers, double fertilization, and fruits
34
what is gymnosperm?
- seed plant but their seed are held in cones. meaning "naked seeds" are a diverse group of seed plants and paraphyletic
34
in angiosperm, sporophyte is ?
dominant
35
meaning of paraphyletic?
not all members are descendants of a single common ancestor
36
4 main types of phyla
gnetophyta cycadophyta gingkophyta coniferophyta
37
this a dominant plant in gymnosperm havinga needle-like leaves and living in cold and dry weather
conifers
38
what are the 2 modes of reproduction in plants
asexual mode and sexual modet
39
what are the under of asexual mode?
budding, spore formation, fragmentation, micropropagation
40
small-bulb like projection arise in yeast cells, eventually detaching itself to parent cell. then matures to grow into. anew yeast cell. thesee, in turn, produce more buds and the chain continues forming several new yeast cell in a short period time.
budding
41
what's fragmentation?
ability to break 2 or more fragments, with the new fragment becoming a new, independent individual and multiply in a short period
42
spores are present in air and are coverec by potective coat to bear low humidity and high temperature conditions. spore germinates and develop into new organism under favorable traits
spore formation
43
the cell divide rapidle and form an unorganized mass of cells called?
callus
44
grow in nutrient medium under controlled condition in the laboratory. cell divide rapidly and form an unorganized mass of cells. callus is then transferred to another nutrient medium to facilitate the differentation of different parts of plant. the plantlets are then transferred to fields
Micropropagation
45
what is a flower?
a highly specialized shoot for sexual reproduction it facilitates the events sporogenesis, gametogenesis, fusion not affecred by environmental factors thus used as a tool for angiosperm classification
46
male reproductive structure of a flower?
stamen
47
what do you call to the pollen production of a single flower of the stamen?
androecium
48
3 parts of the stamen?
anther, pollen sacs, filament
49
what is an anther?
large potion containing pollen sacs
50
what is pollen sacs?
the cavities of anther w pollen grainsw
51
what is filament?
the stalk of the anther
52
female reproductive structure of flower?
pistil
53
it is composed of one or more carpel
pistil
54
what do you call to the pistil of a single flower?
gynoecium
55
what are the parts of pistil?
ovary, ovule, style, stigma
56
it is the basal portion and it contains ovule
ovary
57
ovule is the cavities in the ovary containing the egg cell attached to ovary wall using?
funiculus
58
terminal sticky portion
stigma
59
long slender like structure that connects ovary and stigma
style
60
four main types of asexual reproduction in animals?
binary fission fragmentation budding parthenogenesis
61
single parent double its DNA, and divides into 2 cells. usually in bacteria
binary fission
62
small growth in surface of parent breaks off, resulting in the formation of individuals. usually in yeast
budding
63
organism breaks 2 or more fragments that develop into a new individual. usually occurs in many plant, animals (starfish)
fragmentation
64
an embryo develops from an unfertilized cell,
parthenogenesis