Why r people curious to go on mars ?? otherwise people can make earth more clean.? and money that most people spent to go on mars ,they also invest money to make earth healthier...

yaa ur right

we should think about it

hi mavex

Explanation:

your thinking is great and it is about all say clean the earth life is here only ya n .

not to depend on other planets ya n ^_^

answer; i believe the answer is (polygenic inheritance;

straight or amphibians are homeothermic to thermal