The freezing and thawing action of water affects a rock by?

The idea that all living things are made up of cells is considered scientific law. this means the idea is an emerging scientific idea that has a logical explanation. has been tested with similar results at least twice. is supported by scientific consensus and a large amount of evidence. has been rejected only once by the scientific community

Which number represents a basic ph, 4 or 9? numerical answers expected! answer for blank 1: i'll give

Are gametes exactly the same? explain why or why not?