A dihybrid cross means that both parents are heterozygous (which is both expressing the dominant form) for two genes.
Many scientists believe that greenhouse gases<span> are directly causing glaciers in all parts of the world to melt and recede at an unprecedented rate.
This is what these scientists believe. If you had any options, it would be best for you to write them down here.</span>
The geological features were different. And humans development was different.