What is the chemical in leaves that absorbs light?

The unique structure of the neuron is dedicated to the efficient and rapid transmission of neural signals. the relationship between neurons, the spinal cord, and the brain constitutes an elaborate communication system throughout the human body. all but one of the functions listed below are a result of this interaction.

Why are current extinctions of concern to enviromentalists?

The basic kind of life cycle found in the simplest animals is: haplontic or diplontic