Pigments absorb light used in photosynthesis.Set of wavelengths that a pigment doesn't absorb are reflected.
Answer: While active transport requires energy and work, passive transport does not.
Explanation:
Answer:i think At a chemical synapse, one neuron releases neurotransmitter molecules into a small space (the synaptic cleft) that is adjacent to another neuron. The neurotransmitters are contained within small sacs called synaptic vesicles, and are released into the synaptic cleft by exocytosis.
Explanation: i hope this answer your question....
Oxygen plays an important/ key role in both systems.