<span>A. Correct – silent <em>mutations change</em> the <em>genetic</em> code of the DNA, but do not result in <em>changes</em> to the protein function. Therefore, the phenotype of the organism is not affected. A <em>mutation occurs at the midpoint of a gene</em>, <em>altering all amino acids encoded after the point of mutation</em>.
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As I know, the effects of human activities on biogeochemical cycling are <span>examples of an ecological study involves the ecosystem level of organization.</span>
Answer:Seed shape is an important trait in plant identification and classification. In addition it has agronomic importance because it reflects genetic, physiological, and ecological components and affects yield, quality, and market price. Seed shape is determined by a variety of indexes (circularity, roundness, and index).
Answer:
2. Stimulating antibody production.
Explanation:
Answer;
cells are very different but have similar properties
Explanation;
-Even though there are many different types of cells, they all share similar characteristics. All cells have a cell membrane, organelles organelles, cytoplasm, and DNA. All cells are surrounded by a cell membrane, all cells contain organelles, all cells contain cytoplasm and all cells contain DNA.
-Cells may differ in their number such that some organisms are made of only a single cell while other organisms are made of billions of cells
