The thylakoid membranes of a chloroplast is an internal system of interconnected membranes, that carry out the light reactions of photosynthesis. They are arranged into stacked and unstacked regions called grana and stroma thylakoids, respectively, that are differentially enriched in photosystem I and II complexes.
1 Broil 4- to 5-ounce boneless, skinless chicken breasts 12 to 15 minutes, turning over about halfway through the cooking time and brushing with sauce or seasoning if desired. 2  Remove chicken when it reaches 170 degrees F and is no longer pink.
Very generally, you would let them cook for 45 minutes to an hour at 350 degrees F. When checking chicken for doneness, insert a knife or fork in the thickest portion of the â¦ meat. If it is done, the juices will run out clear, if not, the juices will have a pinkish tinge and you should let them cook a little longer. always bake my thawed chicken breasts at 375 degrees for 50 min. and they come out juicy and fully cooked. The juices need to run clear. Test the largest one for doneness, by cutting it right through the middle to make sure there is no pink.