"Flower" is the producer here!!
Hope this helps!
Answer:
D
Explanation:
Blood is pumped by cardiovascular, respiratory system breathing process takes in oxygen and breaths out carbon dioxide when the digestive system food process gives the body energy for this processes to be successful
Answer:
Skeletal muscle tissue is composed of cells called muscle fibers. When the nervous system signal reaches the neuromuscular junction a chemical message is released by the motor neuron. The chemical message, a neurotransmitter called acetylcholine, binds to receptors on the outside of the muscle fiber.
Leaves are the only natural item listed.
Pesticides, smog, and disposable products are not natural.
