Both lipids and carbohydrates are important in animal cells because store energy. The main biological functions of lipids include storing energy, signaling, and acting as structural components of cell membranes. Carbohydrates on the other hand have six major functions in the body; including providing energy and regulation of blood glucose, sparing the use of proteins for energy, breakdown of fatty acids and preventing ketosis. 
        
             
        
        
        
I don’t not understand this question
        
             
        
        
        
Here’s the definition: the action or process of adapting or being adapted
I usually think of animals when I hear the word adaptations. Some animals adapt to certain habitats. 
Have a great weekend
Brooke
        
             
        
        
        
Answer:
F
Explanation:
all the chromosomes in the nucleus replicate their DNA to make identical copies
i hope that i got it right