End product repression meaning​

Will someone me with this.. specialized cells which perform a particular function form: tissues organs or organism

The carbon cycle is best defined as a process in which a. carbon changes from inorganic forms to organic forms and back b. carbon is changed into other elements such as oxygen or nitrogen c. carbon is continually created from the sun’s energy by plants d. carbon is consumed and regenerated from other elements such as oxygen and nitrogen

Consider the venn diagram of plant reproduction. where in this image, areas a - d, would you insert the picture of the orange lily?