Answer:
An introduced species is a non native species that has one way or another been integrated into the native environment by human or other means. The key difference with introduced species are that they integrate into the native environment without negative effects to the surrounding ecosystem.
Explanation:
Having too much matter causes the star to explode, resulting in a supernova. As the star runs out of nuclear fuel, some of its mass flows into its core. Eventually, the core is so heavy that it cannot withstand its own gravitational force. The core collapses, which results in the giant explosion of a supernova
yes B is the correct answer
Answer:
a. It requires legislators to travel to foreign countries to address issues related to American interests and involving themselves in it helps members of Congress gain credibility and respect among their peers and the American electorate.
Explanation:
Suministra oxígeno a la sangre y elimina el dióxido de carbono de la sangre