Answer the following:

1. they are simply arranged differently

2. 3 billion letters, could fill 5,000 books

3. 100 trillion cells

4. 99% of us have the same genetic code 0.1% of it is diffrent

i believe the answer is c

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.