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

Please explain……

During the process of meiosis, special cells called gametes are formed. gametes only have half the number of chromosomes that the other cells in the body have. what form of reproduction do organisms that produce gametes use?

What is earths lithospheric plates interact at

Which of the following occurs after a natural or unnatural disturbance in an ecosystem