Plz help me plz answer as much as you can

Which phrase is the best summary of the model shown? a. the transfer of the sun's energy through trophic levels b. a series of aerobic and anaerobic reactions c. a transformation of light energy into chemical energy d. the breakdown of food molecules

14. which of the following codons code for threonine? a. ucg b. ugu c. cga d. aca

Cells must be in osmotic equilibrium with their surroundings environments because if they swell or shrink thier membranes will rupture