Answer:
" Under cultivation, the A horizon broadly aligns with the topsoil and the B with the subsoil. The parent material below these is the 'C' horizon and where there is an underlying unweathered rock layer, often known as bedrock.
Explanation:
Answer:
A.Pupa
Explanation:
The four stages are egg, pupa, larva, and adult. The full life-cycle of a mosquito takes about a month.
Estos pueden ser desde una tipología de rocas, un habitat natural, comunidades urbanas y rurales, cuerpos de agua y afuentes, elementos morfológicos(volcanes, sierras, montañas), coberturas vegeatles. Existe una gran diversidad y abundancia de organismos que habitan en nuestro planeta.
Antigens are proteins that are found on the surface of the pathogen and are viruses, fungi, or bacteria. Nonliving substances such as toxins, chemicals, drugs, and foreign particles. Antigens are usually carried by proteins and polysaccharides, and less frequently, lipids but it also needs to be attached to a large carrier molecule which is usually a protein. When an antigen enters the body, the immune system produces antibodies against it. The Antigen stimulates the immune system to produce antibodies. YOUR WELCOME ;)