Ahuge to anyone who can me with 14 problems. i'll do anything to return the favor. all true and false. i will post two more sets of questions. do not cheat and answer a random answer or just one question

1. true or false: bacteria on legumes are able to fix nitrogen from the air.

2. t or f: mitosis results in new cells with the same number of chromosomes as the parent cell from which they came.

3. bile breaks down proteins for digestion.

4. a characteristic common to all biomes is the presence of cycles such as the nitrogen cycle.

5. the dna molecule has a sugar-phosphate backbone.