A leaf is made up of many layers and is surrounded by two. Upper epidermis, mesophyll, bundle sheath, vein, mesophyll, lower epidermis, and guard cells.
Organic molecules, which are found mostly in food. These molecules have C-C or C-H bonds, which are high energy bonds.
<span>Sustainable use means the use of components of biological diversity in a way and at a rate that does not lead to the long-term decline of biological diversity, thereby maintaining its potential to meet the needs and aspirations of present and future generations.</span>Oct 16, 2014.
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A. is your correct answer.
