Describe what polar bears do to adapt to the changes in their environment. Explain your answer.

Please explain……

The image shows embryos of three vertebrate classes

The idea that all living things are made up of cells is considered scientific law. this means the idea is an emerging scientific idea that has a logical explanation. has been tested with similar results at least twice. is supported by scientific consensus and a large amount of evidence. has been rejected only once by the scientific community

Which of the following types of stars are dim but can have high surface temperatures? giants main sequence stars supergiants dwarfs