Answer:
a. They convert ADP into ATP my brother tell me:>
Explanation:
 
        
             
        
        
        
<span>An ice age is the amount of the Earth's water that is locked up on land in the form of glaciers.
</span>According to the scientists, an ice age occurs every 100,000 years. There are five major ice ages in the Earth's history. That are the Andean-Saharan, Huronian, Karoo Ice Age, Cryogenian, and the current Quaternary glaciation.
But, If we entered another ice age currently, it would increase the amount of locked water in the form of glaciers and hence it would have huge consequences for human civilization and the ecosystem. 
        
             
        
        
        
Answer: Hello, Two sets of chromosomes in each sells.....
Explanation: A common form of aneuploidy is trisomy, or the presence of an extra chromosome in cells. ... Cells with one additional set of chromosomes, for a total of 69 chromosomes, are called triploid . Cells with two additional sets of chromosomes, for a total of 92 chromosomes, are called tetraploid.
 
        
             
        
        
        
Carbon dioxide.
 a gas produced by animals during respiration that plants use to make food, water, and oxygen. 
hope this helps :)