In what direction does blood flow through the heart?

Which process is represented a.) deletion b.) nondisjunction c.) translocation d.) insertion

As a result of climate change earths temperature is rising and sea ice is melting what is a likely effect? answer : populations of walruses and polar bears will decline

Which of the following is one way in which organisms such as clown fish and sea turtles are able to overcome the many dangers that their offspring encounter and ensure that their species population numbers stay relatively steady