Answer:
A set of practices that humans can follow to meet their needs without causing long-term, negative effects on species or ecosystems.
Explanation:
Sustainability means "the ability to be maintained at a certain rate or level." So sustainability is the ability for humans to meet their needs, while also maintaining the ecosystem and different species at the same rate and level.
 
        
             
        
        
        
 Answer:
True
Explanation:
Osmosis refers to the diffusion of water molecules ONLY.
 
        
                    
             
        
        
        
Heat because if u move enough energy of any kind it creates heat like the friction from rubbing ur hands together
        
             
        
        
        
<span>A CD4 molecule on a lymphocyte interacts with an MHC-II molecule on an antigen-presenting cell.</span>
        
                    
             
        
        
        
Answer:
Answer:
B. Erosion and D. Index fossils are geologic features that help scientists to determine relative ages of rocks by their positions.
Explanation: