genbio part 2 Flashcards

1
Q

2 modes of nutrition in living organisms

A

autotrophs (producers)
heterotrophs (consumers)

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2
Q

the word auto in autotrophs mean?

A

cell

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3
Q

the word trophs mean?

A

food/nutrition

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4
Q

the word hetero means?

A

others

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5
Q

a metabolic process wherein light energy (sunlight) is transformed into chemical energy (food)

A

photosynthesis

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6
Q

chemical symbol of carbon dioxide

A

CO ₂

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7
Q

chemical symbol of water

A

H ₂O

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8
Q

chemical symbol of sugar

A

C ₆H ₁₂ O ₆

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9
Q

chemical symbol of oxygen

A

O ₂

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10
Q

photo means what

A

light

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11
Q

synthesis means what

A

creating or building up something

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12
Q

what type of reaction / metabolism is photosynthesis

A

anabolic

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13
Q

what are the raw materials of photosynthesis

A

carbon dioxide
water

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14
Q

the product of photosynthesis

A

sugar
oxygen

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15
Q

water is absorbed from what

A

soil

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16
Q

carbon dioxide enters the plants through the openings or pores called what

A

stomata

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17
Q

double membraned pigment containing organelles found in plant cells and eukaryotic algae

A

chloroplasts

18
Q

these are pigment containing plastids

A

chloroplast

19
Q

these are found in green tissues of plants

A

chloroplasts

20
Q

do chloroplast contain their own dna?yes or no

21
Q

freely permeable to small molecules

A

outer membrane

22
Q

highly selective

contains transporters such as integral membrane proteins

A

inner membrane

23
Q

protein rich ground substance

24
Q

what does the stroma contain (4)

A

enzymes
starch granules
chloroplast dna
ribosomes

25
membrane bound flattened disks
thylakoid
26
singular thylakoid
granum
27
stacks of thylakoid
grana
28
connects granum together
intergranal lamellae
29
organic compounds that produce strong colors
plant pigments (biochromes)
30
4 types of biochromes
- chlorophylls - anthocyanins - carotenoids - betalains
31
plays a key role in photosynthesis
biochromes
32
controls growth and development
biochromes
33
chlorophylls and carotenoids are what kind of pigments
photosynthetic pigments
34
pigments that can absorb energy from sunlight that in turn would be utilized during photosynthesis
photosynthetic pigments
35
structure of the chlorophyll
- central magnesium ion - porphyrin ring - phytol chain
36
types of chlorophyll
chlorophyll a chlorophyll b chlorophyll c chlorophyll d
37
what is the main photosynthetic pigment
chlorophyll a and b
38
polyene chain terminating in rings
carotenoid
39
accessory light-harvesting pigments
carotenoids
40
types of carotenoids (2)
carotene xanthophyll