Well, if you mean their fur then it depends on their habitat location. They're usually a shade of brown but it can get very light or very dark...
If you mean the frills in their eyes then it's called Corpora Nigra and it's like sunglasses in their eyes and it basically helps shield their eyes from the sun so they won't have to squint or damage their eyes...especially since they live in warmer climates.
Answer: production of zygospores.
Explanation: Zygospores make Rhizopsus capable of living through almost any condition. Chemicals, weather, and temperatures that are effective in killing other organisms are not effective for zygospores.
Hope this was helpful! Let me know if you have any further questions. :)
Answer:
Red blood cell has lot of haemoglobin to carry more oxygen
Answer:
5 minutes because its need to be a slightly thick.
The water would move OUT of the cell and shrink, making it hypertonic