The Head Start program is authorized by the Improving Head Start for School Readiness Act of 2007 [PDF, 271KB]. 1  View Head Start fact sheets to learn more about demographics, state allocations, program statistics, and general information on Head Start enrollment history.
A membrane-bounded organelle with chlorophyll containing membranous  thylakoids where photosynthesis takes place is called chloroplast.  A green pigment that absorbs solar eâ¦nergy and is important in algae  and plant photosynthesis is chlorophyll. Answered.
Photosynthesis takes place inside plant cells in small things called chloroplasts. Chloroplasts (mostly found in the mesophyll layer) contain a green substance called chlorophyll.Below are the other parts of the cell that work with the chloroplast to make photosynthesis happen.Structure of a mesophyll cell.hloroplasts (mostly found in the mesophyll layer) contain a green substance called chlorophyll. Below are the other parts of the cell that work with the chloroplast to make photosynthesis happen.