Describe dna’s important genetic role in a few sentences below.

Ais a landform that is formed at the mouth of a river from the deposition of sediment carried by the river as the water flows.

The theories on the expansion of galaxies maybe re-examined to strengthen science should not be tested to strengthen science will weaken scientific knowledge if they change will become laws if they don't change

In general, are there any major differences that you can see? explain