Carbohydrates and lipids are both sources of energy. The breaking of carbon and hydrogen bonds on carbohydrates and lipids release energy for use by the cells.
        
             
        
        
        
Answer:
Vein
Explanation:
Veins are the ones that keep you alive because blood goes inside the vein
 
        
             
        
        
        
Fungus because it is a living thing in its own right as opposd to a brain cell which is part of an organism.
        
             
        
        
        
A researcher observing an ecosystem describes the amount of sunlight, precipitation, and type of soil present. The researcher is most likely describing abiotic factors in a prairie. 
A and B are incorrect because the factors described are abiotic, not biotic.
Di is incorrect because abiotic factors listed include soil, which is not likely to be described in an ocean environment. 
        
             
        
        
        
Answer:
the answer is true 
Explanation:the gravitational pull from the moon is what decides our tides if the moon is further away than the tides are down but if the moon is closer than the tides go up due to the pull of the moon on the water