What is biodiversity? What area of the world is often referred to as the hotspot

Which of the following statements are true chromosomes make up genes

Nucleic acid certain protein cell membranes certain carbohydrates

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