Answer:
The correct answer is option a, that is SARS.
Explanation:
The bats are the flying mammals, which carries more than sixty viruses that can infect human beings, they even host more viruses per species in comparison to other species. The bats have been demonstrated to carry various harmful infections that comprise viruses associated with SARS and rabies. It has been shown that apart from these, the bats are the original hosts for various other deadly viruses like Nipah and Ebola that result in deadly brain diseases in humans.
Answer:
glucose, water is found organisms but mixed with other substances
Answer:
Deforestation, which is logging or burning forests, is a way in which humans cause erosion. Removal of the vegetation covering the ground causes the soil, which is unprotected against wind and water, to erode. The loss of topsoil essentially destroys the ability for the land to regenerate.
hope this helps:)
Answer:
Un nucleótido esta formado por una molécula de azúcar (ribosa en el ARN o desoxirribosa en el ADN) unido a un grupo de fosfato y a una base nitrogenada.
Explanation:
ADN, ARN son polímeros formados por largas cadenas de nucleótidos.
Las bases utilizadas en el ADN son: adenina, citosina, guanina y timina
En ARN, la base uracilo y ocupa el lugar de la timina.