Este tipo de ladrillo consiste en una botella de plástico empacada con elementos plásticos usados, limpios y secos para lograr que el bloque pueda utilizarse una y otra vez.
Los ecoladrillos son utilizados para fabricar muebles modulares, espacios de jardín, paredes, casas, centros comunitarios, etc.
1) The antibodies destroy the antigen (pathogen) which is then swallowed and digested by macrophages.
2) White blood cells can produce antitoxins which destroy the toxins that are otherwise known as poison.
prevents backflow into the left atrium
Answer:
millipedes were the first of these animal groups to evolve.
Explanation:
Fossils are structural remains of animals from the past. As these animals die, it takes years for the remains to be buried.
The millipedes are at the lower layer of the rock, next to insects, amphibians, and then rodents. This shows that millipedes existed and evolved before the rest of the found animal fossils.
In the posterior lobe of the pituitary gland
