If aliens are creatures from far away from earth does that mean that if i go to mars and came back IM a alien? and if you say i originated from earth so if matter from earth got burst into space and that matter got eaten by a alien and the matter is a part of the matter does that mean that the alien is not a alien?

yes can you give me brainliest

Explanation:

Yes, But if you go to mars, you probly will not come back.. Mars isn't suitable for life there. And if there are alians there, they adapeted to the ecosystem there- :)

answer; i believe that the correct answer is ; males are hemizygous for the x chromosome;

the correct answer is option b

behavioral response need communication and thus co-ordination at several levels such as interaction among cells, organ system and the entire organism.

behavioral response produces both internal and environmental stimulus.