By the date or the print its left on the ground compared to the rock hmmm or they use the chart
2/3 of the cell is made of water
Answer:
Human activity can affect the amount of carbon in the atmosphere. When fossil fuels like oil, coal, and natural gas are burned, carbon dioxide is released into the atmosphere as waste.
Explanation:
1. A phosphate group. These give the molecule a negative charge.
2. A nitrogen base. There are four different nitrogen bases though, so be careful. The four different nitrogen bases are Adenine, Guanine, Cytosine, and Thymine.
The answer is C) cleft lip
- this is because the integumentary system has to do with the skin, and cleft lip is a skin disorder of the splitting of the lip.<span />