Yes it is, an example is a group of animals not treated with it died, but the animals that were survived--
During prophase, the chromosomes condense and the nucleolus disappears, and the nuclear envelope breaks down
The west Nile Virus is pathogen which caused the West Nile fever and encephalitis. The pathogen was introduced in 1999 in the Western Hemisphere and infected a major population in new york. It then expanded to 12 states and district of columbia. The major carrier of the pathogen was Avian and Mosquitoes species. In between 1999 to 2008, nearly 2500000 people were infected and nearly 1500 people died. Also there were thousands of cases of encephalitis or meningitis.
Answer:
cus it can add on i think
Explanation:
im a male
<span>maintains a constant INTERNAL environment
so other options included internal variable and external environment. but its internal and environment</span>