These arteries supply blood, oxygen, and nutrients to vital brain structures, such as your brainstem, occipital lobes, and cerebellum. A condition called atherosclerosis can reduce or stop blood flow through the vertebrobasilar system. Atherosclerosis is a hardening and blockage of the arteries.
Codominance - A form of inheritance in which both alleles are equally shown. Incomplete dominance - A form of inheritance in which the heterozygous alleles are both exprâ¦essed, resulting in a combined phenotype. One example is seen in some flower colors. A heterozygote with a red and white allele gives pink.
0 votes. answered by Lifeeasy Authors. DIFFERENCE BETWEEN DOMINANCE AND RECESSIVE. Dominant and Recessive are the form of alleles or genes. In a pair of a gene the one which observed is a Dominant gene, whereas the one which masked by dominant gene or suppressed by it is a Recessive gene.For an example: votes. answered by Lifeeasy Authors. DIFFERENCE BETWEEN DOMINANCE AND RECESSIVE. Dominant and Recessive are the form of alleles or genes. In a pair of a gene the one which observed is a Dominant gene, whereas the one which masked by dominant gene or suppressed by it is a Recessive gene.