Answer:
Avermectins
Explanation:
Avermectin is a class of drug that are used as a pesticide to kill the helminths. Averctin may exist in the form of monosaccharide as well as disachharide.
The averctin drug blocks the transmission of electrical impulse in the brain. This drug inhibits the neuromal transmission in helminths and thus proves to be a effective drug to kill the helminths.
Thus, the correct answer is option (2).
<span>elongation ^^ *hugs*</span>
<em>The temperature of the inner core is far above the melting point of iron. However, unlike the outer core, the inner core is not liquid or even molten. The inner core's intense pressure—the entire rest of the planet and its atmosphere—prevents the iron from melting.</em>
Respuesta:
B. pastoreo excesivo de animales de granja
Porque son lugares secos.
Explicación:
Las políticas e infraestructuras que promueven la agricultura en las tierras de pastoreo que no pueden mantener sistemas viables de cultivo, contribuyen a la desertificación. La mayoría de las áreas de tierras secas (el 65%) son tierras de pastoreo que son más adecuadas para el pastoreo sostenible que para el cultivo.