Answer:
If your just looking for a description here you go.
Explanation:
Most spiral galaxies contain a central bulge surrounded by a flat, rotating disk of stars. The bulge in the center is made up of older, dimmer stars, and is thought to contain a supermassive black hole. Approximately two-thirds of spiral galaxies also contain a bar structure through their center, as does the Milky Way.
Hope this helps.
The correct answer is d. spinal cord.
Spinal cord is a bundle of neurons which starts from the brain and runs down the entire length of the back of the body. The spinal cord acts as a main means to transmit the messages between the brain and the body.
Sensory or efferent neurons carry the information from the perimeter of the body and pass to the central nervous system whereas the motor or efferent neurons act as a communication channel and carry the information from the nervous system to various glands and muscles.
Needs a better description, but i am happy to help you if you need it !
The answer will probably be b
Answer:
a. Agua, Glucosa y Urea
Explanation:
La orina es el producto final del trabajo del tracto urinario (producto de la función renal durante el proceso de filtración de la sangre). La orina elimina todos los productos del metabolismo solubles en agua del cuerpo: urea, ácido úrico, creatinina, sulfatos, fosfatos, electrolitos, sustancias tóxicas, fármacos y agentes de contraste.
La composición normal de la orina consiste en: agua (95%) y compuestos orgánicos.