No, polar bears does not migrate.
i do believe the answer is d for one wheat and other barley products are not made of fats but carbs. and they are really good for energy because it can be broken down alot slower than many other energy sources.. hope this helps.
The brain sends a message to get rid of the waste? sorry if wrong
Cell walls made of cellulose are present in plant cells. Human cells (skin, fingernails, muscle, etc.) do not have cell walls. Both plant and human fingernail cells have ribosomes and mitochondria. There are no cilia on either of the cells. Therefore, answer C is correct. Hope this helps! :)