Answer: https://www.wwf.org.uk/learn/wildlife/polar-bears#:~:text=Challenges%20affecting%20polar%20bears&text=The%20Arctic%20is%20warming%20about,ice%20to%20raise%20their%20young.
https://www.carbonbrief.org/polar-bears-and-climate-change-what-does-the-science-say
Explanation:
Answer:
The second one is correct
Explanation:
A leukocyte is responsible for the immune system
Answer:
C
Explanation:
wax always melts in high temperatures
The way the yeast takes in the food for yeast?
Sorry if I'm wrong! I don't really know biology. I just wanted to try to help.
