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.
Chlorophyll, a green pigment, is found within the chloroplasts, which create their green color. Chloroplasts are necessary for the processes synthesis and respiration. They are very involved in photosynthesis in plants, which is when chloroplasts capture energy from the sunlight and convert it into food that contains chemical energy. Mitochondria Commonly referred to as power houses of the cell, mitochondria have two membranes just like chloroplasts.