Plants: What are they?

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Plants What are they?
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Fig 26.21
Life as we know it
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(No Transcript)
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Plants grow and reproduce, as well as, respond to
the environment.
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light
Photosynthesis
CO2 H2O
C6H1206 O2
sugar
Cellular Respiration
CO2 H2O
C6H1206 O2
sugar
energy
ADP
ATP
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Fig 6.9
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Fig 9.1
Energy transfer
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Cellular Differences between
Animal Cells
Plant Cells
Character Cell Exterior Energy

• Extracellular Matrix of protein

• Cell Wall of cellulose

• Mitochondria only

• Chloroplast and Mitochondria

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Fig 35.11
Plants grow at the tips Meristems
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Animals grow diffusely
Fig 25.19
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Fig 10.5
Photosynthesis Plants can make sugar using
energy from the sun, water from the ground, and
CO2 from the air.
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The inside of a leaf is mostly air
Fig 10.335.18
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Stomata control entry of CO2 and exit of H2O from
plant leaves
Fig 10.3
Stomata
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Stomata on the underside of a leaf
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Fig 36.15
Plant transportation
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Fig 36.2
Plants transport water in xylem, sugar in phloem,
plus minerals and hormones
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water transport limits plant growth
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Fig 35.11
meristem
The formation of wood
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Fig 35.22
vascular meristem
phloem
xylem
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For Monday-Types of Plant Cells defined by
function and cell wall