Is love a chemical effect in our body?? XD​

As a matter of fact, any emotion you experience is a chemical reaction in your brain that manifests itself as a feeling and can cause you to behave in a particular manner.

yes it is.. triggered by a hormone called Dopamine

Explanation:

Dopamine is stimulated by the "chase" aspect of love. It’s also triggered when a baby hears his mother. Dopamine alerts us that our needs are about to be met

the oxygenated blood then leaves the lungs through pulmonary veins, which return it to the left heart, completing the pulmonary cycle. this blood then enters the left atrium, which pumps it through the mitral valve into the left ventricle. from the left ventricle, the blood passes through the aortic valve to the aorta.

deoxygenated blood leaves through the right ventricle through the pulmonary artery. from the right atrium, the blood is pumped through the tricuspid valve (or right atrioventricular valve), into the right ventricle.

the sugar-phosphate backbone forms the structural framework of nucleic acids, including dna and rna. this backbone is composed of alternating sugar and phosphate groups, and defines directionality of the molecule.