The first one .....  <span>0 BB: 2 Bb: 2 bb  use punnett squares it helps, just search how to use them.</span>
        
             
        
        
        
The Dna in linear eukaryotic chromosomes is swrapped around protein called histones.
        
             
        
        
        
Answer:
Introduction In ecology and biology, abiotic components are non-living chemical and physical factors in the environment which affect ecosystems. Biotic describes a living component of an ecosystem; for example organisms, such as plants and animals. Examples Water, light, wind, soil, humidity, minerals, gases.
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