I believe it is a solution, sorry if wrong
Anthrax originated from Egypt
Answer:
I think it's chromosome.
Explanation:
A chromosome looks roughly like an X, but it does not maintain it's form. IT floats around and stuff. That's why I think it's chromosome.
Phytoplankton contribute positively in the oceanic ecosystem as they are a source of food for oceanic animals. Moreover, they remove carbondioxide from the carbon cycle and utilize it for the process of photosynthesis.
The Pelvic Cavity houses internal repro organs & bladder