What is a greenhouse gas?

Question 3(multiple choice worth 4 points) (02.04 lc) which best describes the function of chloroplast? allows certa molecules to enter and exit the cell makes food during photosynthesis detoxifies waste products o packages proteins into vesicles

How does friction with the atmosphere affect the speed of an artificial satellite

In which of the following relationships is one organism always benefited while the other organism is always harmed