Answer:
There are four species within the genus Shigella: Shigella dysenteriae, Shigella flexneri, Shigella boydii, and Shigella sonnei.
Explanation:
Answer:
In general, infants that are born very early are not considered to be viable until after 24 weeks gestation. This means that if you give birth to an infant before they are 24 weeks old, their chance of surviving is usually less than 50 percent. Some infants are born before 24 weeks gestation and do survive.
