The cells that develop to form the outer lining of an animal's body make up the _[blank]_. blastula endoderm ectoderm mesoderm

Is snow a type of precipitation? explain why or why not.

Explain two reasons you think it is important for scientists to search for new ways to treat cancer

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.