Which of the following pairs of elements would behave in similar fashion? 1. oxygen and nitrogen
2. lithium and potassium
3. calcium and sulfur
4. helium and hydrogen

This is what i found on google “phytoplankton, tiny organisms that live in the ocean, are autotrophs. some types of bacteria are autotrophs. most autotrophs use a process called photosynthesis to make their food.” i hope this you for what your looking for

Apicture would .

Grape jelly so a y did you ask this question