Phospholipids (lipid bilayer)
        
             
        
        
        
Answer:
on the outer surface of the red blood cell membrane 
 
        
             
        
        
        
Answer:
A Carbon Dioxide ( CO2) 
Explanation:
During the process of photosynthesis, cells use carbon dioxide and energy from the Sun to make sugar molecules and oxygen. ... Then, via respiration processes, cells use oxygen and glucose to synthesize energy-rich carrier molecules, such as ATP, and carbon dioxide is produced as a waste product.
 
        
             
        
        
        
In metaphase 1 of meiosis , synapsed homologous chromosomes align independently of one another alone the metaphase plate . 
        
             
        
        
        
Pesticide could be a biological hazard for sure.