Answer:
See below
Explanation:
Through utilising the carbon dioxide , water and sunlight, plants create nutritious through way of photosyntheses. There was an mistake. The animals feed and obtain nutrients from these plants. That's how the animals get plant energy.
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The parents are of genotype heterozygous dominant and homozygous recessive. Supposing the dominant allele is N and the recessive allele is n, one of the parents will be Nn while the other nn. The phenotypic (based on visible characteristics) ratio will be 1:1 for dom/rec and rec/rec as indicated in the  diagram below.
 
        
        
        
Only the successful competitors will reproduce, mortality<span> is very high. Four (4) conditions for natural selection. Four conditions are needed for natural selection to occur: reproduction, heredity, variation in fitness or organisms, variation in individual characters among members of the population.</span>