The mitochondria aka powerhouse/energy producer of the cell
        
             
        
        
        
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I would go with the sequence of the bases in the nucleic acid chain
 
        
             
        
        
        
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The only biodiversity hot spot in the U.S. is California, therefore the U.S. doesn't have a lot of biodiversity compared to the rest of the world. 1. Describe 4 types of efforts to save individual species. ... Explain the advantages of protecting entire ecosystems rather than individual species.
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Hope it helps Mark me as brainliest if you find it helpful
 
        
             
        
        
        
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The cells in the retina (called rods and cones) that convert light energy into nerve energy are called photo-receptor cells.
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giraffes necks consists a tall bone like structure called notochord which gives support to the skeletal system like how do we have backbone