Answer:
Laws of stratigraphy help scientists determine the relative ages of rocks. This law states that deeper rock layers are older than layers closer to the surface. An unconformity is a gap in rock layers. They occur where older rock layers eroded completely before new rock layers were deposited.
Explanation:
The study of rock strata is called stratigraphy. The laws of stratigraphy can help scientists understand Earth’s past. The laws of stratigraphy are usually credited to a geologist from Denmark named Nicolas Steno. He lived in the 1600s. 
Hope this helps!
Brain-List?
 
        
             
        
        
        
Answer:
Competitiveness between species will increase 
Explanation:
When there is less resources available to a species that means no every animal can survive so the species will have to compete for survival 
Hope this helps :)
 
        
                    
             
        
        
        
Ok first of you need to know what a lipid is. A lipid is <span>a class of organic compounds that are fatty acids or their derivatives and are insoluble in water but soluble in organic solvents. This includes waxes, steroids etc. Lipids are important for living cells. Together with carbohydrates and proteins, lipids are the main constituents of plant and animal cells. Cholesterol and triglycerides are also considered lipids. </span>
<span>So I would go with C. </span>
<span>Hope I helped. :) </span>
 
        
                    
             
        
        
        
Answer:
genetic information and reproduction
Explanation:
I think it's genetic information and reproduction
 
        
             
        
        
        
What homework?????????????