if there weren't alleles for different traits, but rather only one verison of a gene for different, how would humans be different? Justify your answer

Select all the true statements about the cosmic microwave background radiation

Imagine that certain laws of physics could be ignored and you were able to travel vast distances in moments. now imagine that you traveled to an earth-like planet located light-years away that is known to support life. think about what you’ve learned in this unit and make an argument for what you think would be the dominant type of life form on this planet. consider whether a notochord is required for an organism to manipulate its environment and become a dominant creature.

Where is most of the fresh water on earth found a in the ocean b in glaciers and in ice caps c in rivers d in the soil