A gene is a basic unit of inheritance. A gene is located on a fixed position in a chromosome. They consists of genetic information in the form of nucleotides. They provide instructions to the cell machinery or organelles to produce specialized molecules called as proteins. Proteins are produced in order to perform a specialized function in the organism. An allele is a form of gene. The genes have two alternate forms of alleles, either of the allele when expressed in the organism produces a particular phenotype.
The ocean since erosion gets minerials from one place to another the ocean is the reason of the formation since the ocean is the only thing that could form its because of the waves
The correct answer is c.Amphibians and reptiles. An example of similarity between the two classes of vertebrates is the presence of a heart with three chambers