The first step of DNA replication is helicase unzips the double stranded DNA. What is the second step?

How does the release of trapped gases in magma cause a volcano to erupt? a. they push the magma up the pipe and then are reabsorbed into the magma chamber. b. they cause the magma to change chemically into lava. c. the gases form vents that allow the magma to flow out. d. the gases rush out and carry the magma with them.

Whay is the following best defines climate

This is so important ugh its 25 points