Answer:
In anaphase I, centromeres break down and homologous chromosomes separate. In telophase I, chromosomes move to opposite poles; during cytokinesis the cell separates into two haploid cells.
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Explanation:
 
        
             
        
        
        
Answer:
D. Ecosystem
Explanation:
The living beings and the non-living conditions of a region interact with each other. They together make an ecosystem. In the given study, the aim was to restore the above-ground vegetation of the region. The "above ground vegetation" of the region is part of its biotic factors. The "below ground soil" is a component of the abiotic factors of the region. Since the study focused on both biotic and abiotic factors of the region, it focused on the ecosystem.
 
        
             
        
        
        
Answer: circulatory is when ur blood circulates and respiratory is the system we use to breath if I remember correctly
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Answer:
A 
Explanation:
The Himalayas is formed by two plates collide each other
 
        
             
        
        
        
Answer:
plants 
Explanation:
all green life gives us oxygen, and in turn we give c02 or carbon dioxide