CHAPTER 32 The tallest tree is the Redwood (Sequoia sempervirens) approx 110 m The tallest Angiosperm is the Australian Eucalyptus regnans Water Uptake and transport (Fig. 32.1) = water is essential because: transport solute, cool the body, photosynthesis and Turgor pressure Osmosis- movement of H2) through a semi-impermeable membrane Osmotic potential ( o)-depend on dissolve solute: Hi concentration means more negative o. Isoosmotic-two solution with same o; Hypoosmotic- solution that has a less negative o(more +) Turgor Pressure -hydraulic …
showed first 75 words of 4148 total

showed last 75 words of 4148 total
…bottom, 2 middle); megagametophyte = cell wall formation lead to 7-celled gametophyte with 8 nuclei = 3 cell at micropyle-1 egg/2 synergid cells; 3 at top-called antipodal; 2 center-produce endosperm. The anther's (microsporangia) microsporocyte produce microspores by meiosis-divide once then release. POLLINATION- transfer of pollen from anther to stigma. = In gymnosperm/angiosperm the sperm travels in pollen grains. 2 types; self-pollination (legumes, peas) and cross- pollination (wind, insect, animals and water). In wind pollinated flowers the stigma is sticky or featherlike. Word Count: 4332