Cellular respiration uses energy in glucose to make ATP. Aerobic (“oxygen-using”) respirationoccurs in three stages: glycolysis, the Krebs cycle, and electron transport. In glycolysis, glucose is split into two molecules of pyruvate.
        
             
        
        
        
Answer:
homologous chromosomes
Explanation:
Homologous chromosomes are the same length and have specific nucleotide segments called genes in exactly the same location, or locus.
 
        
             
        
        
        
D.mitochondria because animal cells also contain mitochondria