When the sun rises it gives us energy. we use rivers for drinking and we also use rivers for transportation.
Answer:
it have opposite of DNA ,like 3 to 5 prime sequence
Explanation:
Build several models of his tree house out of different materials, and see which model holds up best to wind, water, and ice.
There are 7 unifying themes in biology
1.Cell structure and function
2.Reproduction
3.Metabolism
4.Homeostasis
5.Heredity
6.Evolution
7.Interdependence