Muscle cramps, fatigue, headaches, decreased ability to excrete toxins/waste from the body or carry nutrients throughout the body dryness, wrinkles, etc
#6 is A. They are all composed of one or more cells.
Interphase: You could not distinguish any parts of the cell.
Prophase: You could clearly see the chromosomes throughout the cell.
Metaphase: The chromosomes where lines up in the middle of the cell.
Anaphase: You could see the chromosomes were separated to ether side of the cell.
Telophase: The entire cell was separated to each side but was not split into its own cell.
Cytokinesis: In this step the cell had totally separated and there was now two separate daughter cells.
Umm can you be a tad bit more specific?
Answer:
Coelenterates are the first invertebrates to develop a true nervous system.
Explanation: