'No' instead of 'Any'

Hello! How are you?

Thanks in advance!

1.- There isn?t (ANY) life on the moon.
2.- There is NO life on the moon.

My questions:

a) Can I use ‘No’ instead of ‘Any’ in
my second sentence?

b) Can I Drop ‘any’ in the first one?

Thanks again!

a) Yes, you can.

b) No, you can’t.