10 - Photosynthesis

10 Photosynthesis - Photosynthesis 10:59 Photosynthesis The conversion process of light energy to chemical energy as sugar and other organic

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Photosynthesis 10:59 Photosynthesis: The conversion process of light energy to chemical energy as sugar and other organic molecules 10.1: Photosynthesis converts light energy to the chemical energy of food • Chloroplasts: The Sites of Photosynthesis in Plants o Leaf = major site of chloroplasts (.5 million/mm 2 ) o Chlorophyll: the green pigment located within chloroplasts Absorbs light energy o Mesophyll: the tissue in the interior of the leaf (where chloroplasts are found mainly in) Each cell has 30-40 chloroplasts o Stomata: the entrance/exit microscopic pores for atmospheric gases o Chloroplasts Each organelle measuring about 2-4 μ m by 4-7 μ m 2 membranes encloses stroma: the dense fluid within the chloroplast Thylakoids: an elaborate system of interconnected membranous sacs that segregate the stroma from another compartment, the interior of the thylakoids, or the thylakoid space In stacked columns (called grana ) Chloroplasts in thylakoid membranes • Tracking Atoms Through Photosynthesis: Scientific Inquiry o 6 CO 2 + 12 H 2 O + Light energy C 6 H 12 O 6 + 6 O 2 + 6 H 2 O ÷ 6 (- product 6 H 2 O) CO 2 + H 2 O [CH 2 O] + O 2 The Splitting of Water O 2 from H 2 O Sulfur bacteria consume H 2 S and release sulfur General: CO 2 + 2 H 2 X [CH...
View Full Document

This note was uploaded on 01/31/2011 for the course BIO 101 taught by Professor Nil during the Spring '03 term at Hanken.

Page1 / 6

10 Photosynthesis - Photosynthesis 10:59 Photosynthesis The conversion process of light energy to chemical energy as sugar and other organic

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online