These characteristics are only present during embryonic development in some chordates. The notochord provides skeletal support, gives the phylum its name, and develops into the vertebral column in vertebrates. The dorsal hollow nerve cord develops into the central nervous system: the brain and spine.
Cause you get more exercise and you get the blood all flowing
What are the choices? i cant help you if idk them
There are thousands of different instruments needed to measure climate change because climate system is a complex system that involves several components, such as land surface, atmosphere, ice, bodies of water and living things.