Answer:
son las sustancias quimicas que contienen los alimentos que consumimos de los cuales obtenemos energia necesaria para realizar todo tipo de funcion vital y tener una vida sana
Answer:
im pretty sure the answer is Eukarya.
Answer:
You have external defense systems, which include your skin, tears, mucus, saliva, stomach acid, cilia (small hairs) and helpful bacteria. The skin, nails and hair form the integumentary system, which stops dirt and pathogens from entering the body.
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At higher latitudes, climates become colder. The closer you are to the ground, the warmer it will be, but if you're far from the ground, it'll be cold.