A negative charge that exists because of a covalent bond with hydrogen.
Nome popular: abobora
familia: cucurbitaceae
divisao: angiospermae
origem: america
ciclo de vida: anual
I would say that you would need to see what the environment around the area is. and what kinds of animals would be out of homes.<span />
Spread of disease is density dependent because it is more severe the greater the population density as the disease would spread more easily. If there is low population density it would spread slower.
