They exhibit considerable molecular complexity and diversity
The lack of access to the healthy food has caused the growth of Sebastian to slow down. In the case healthy food is provided to him, he can grow into the size he was genetically suited to. This process is known as the canalization. Canalization term is used as the measure of the ability of any given genotype to result in the same phenotype in-spite of the environmental variability.
<span>When a plant undergoes photosynthesis, one of the by-products is oxygen or CO2.
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Answer
There is not enough antibody-producing clones during development therefore the immune system suffers.