1. Phosphates and sugars (deoxyribose)
2. yes
3. the order of the bases aren't but what they pair with are
4. five
5. ten
6. the sequences vary between all organisms
D. Man-Made is the answer
Through a series of tests and data
Answer:
Mammals first appeared
Explanation:
The dinosaurs became extinct one million years after the Cenozoic era started. The mammals first appeared as the modern culture first appeared in that era.
Answer:
The oceans could become polluted with oil, coal, and other contaminents that would come about when mining in such a grand scale
Explanation: