Q: How has the invention of the personal computer helped people the most?
A: by increasing communication
Q: Which animal develops inside its mother before it is born alive?
A: Cat
Q: What organ system in the human body contains the pituitary gland, hypothalamus gland, and thyroid gland?
A: endocrine system
Q: Scientists found fish fossils in the desert. What do the fossils tell about this environment when the fish were alive?
A:
There were lakes with water plants.