Which type of tissue adds structure to the body?

1. Muscle
2. connective
3.nerve
4.epithelial

The galapagos island contain 13 species of finches four of the species are seen here it is believed that all of the species had one common ancestor and overtime

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?

Explain how organisms could be harmed by high levels of salt from roadways?