The part of the leaf that is connected to the transport sister in the veins of the leaf.
<span>Dr. Carl Simonton is introducing art therapy used for Post traumatic stress disorder patient with psychological problems.
Art therapy is a form of expressive therapy that uses the creative process of making art to improve a person’s physical, mental, and emotional well-being.
Art therapy stands in contrast with other kinds of creative or expressive arts therapies that use dance, music or drama. ... However, the potential healing power of art therapy has not been thoroughly studied in certain patients, such as trauma victims with disorders such as PTSD. Post traumatic stress disorder</span>
I think it is A but not 100% sure. Think of an enzyme like a key unlock the lock is the protein. And to activate getting inside your car or house you have to fit the key into the lock.