Tsar Nicholas II and Tsarina Alexandra were the Romanov rulers of Russia when the Bolshevik revolution took place in 1917. During this revolution, Tsar Nicholas II was overthrown, and the majority of his family members were killed. The remains of two of the Tsar and Tsarina’s children, Alexei and Anastasia, were never found. Suppose two people came forward who claim to be the missing Romanovs.
Which technology could only be used to identify Alexei?
DNA technology
STR analysis
mtDNA analysis
Y-chromosome analysis

The paternity test is carried out through DNA, and aims to verify the degree of kinship between the person and his supposed father. This test can be done during pregnancy or after the baby is born by analyzing the blood, saliva or hairs of the mother, child and the alleged father.

What is Y chromosome analysis?

The Y Chromosome test is mostly used to determine if there is a paternal relationship between two males. It is an extremely accurate and conclusive test and can be used in different situations. Any two males who are connected by a direct line can have this test done in order to determine relationship.

With this information, we can conclude that Genetic testing is a type of medical test that identifies changes in genes, chromosomes, or proteins.

Learn more about Y Chromosome test in brainly.com/question/19340987

#SPJ1