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No it is not possible since there can be dominated or recessive alleles involved. A heterozygous for a specific gene can display the same phenotype as a homozygous for the same gene.
The various forms of a single gene that code for brown, blonde, or red hair are called genotype. For example, Bb and Dd.
the bird is a barn swallow.
The nervous system is divided into several parts, and in this case, the answer is Sympathetic Nervous System.
SNS is responsible of the regulation of homeostatic organic mechanisms; such as fighting and running behaviors, heart rate, dilation of bronchi and pupils, and adrenal glands stimulation.
