Ways we are unintentionally contaminating water with medicine

When water freezes, it . contracts expands

What are the formed elements (cell or parts of cell) in blood and what are their functions ?

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.