Can someone help me with this? I really need help, It was due yesterday, the questions are in the picture!

When does dna replication(make a copy of itself)?

Write the balanced chemical equation forphotosynthesis.

Homo heidelbergensis was a tall, muscular hunter, who used both tools and weapons. because h. heidelbergensis was not a gatherer/forager, but ate a varied diet including meat and fish, we would expect to see what anatomical changes?