An orgainism is endangered when it is close to extinction...this happens when an organism is hunted down for its meat or other properties...
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if u know Country's it will be easier and if u know how the Country looks like it will make sense. Basically just read the bottom paragraph and it will make sense.
The right option is; it interprets signals from the external environment
The peripheral nervous system (PNS) is made up of all parts of the nervous system, except the brain and spinal cord (parts of the central nervous system). The peripheral nervous system functions as a channel through which neural signals are transferred from and to the central nervous system. Two types of neurons (sensory and motor neurons) functions in the PNS. The motor neurons transfer neural signals from the central nervous system directly to various muscles, glands, and organs (effectors) throughout the body.
Answer:
Los reactantes de la fotosíntesis son el dióxido de carbono y el agua. Estas son las moléculas necesarias para iniciar el proceso. Pero un artículo más es necesario, y esa es la luz solar.La clorofila es el pigmento verde en las hojas que captura la energía del sol.