What are organic compound needed for living things

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

Are the earth's ocean floor and continents the same age geologically? why or why not?

There are fewer than 100 naturally occurring elements in the universe, but there are millions of different unified substances. explain how this can be true.