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 claims to be the missing romanovs. which technology could only be used to identify alexei? dna technology str analysis mtdna analysis y-chromosome analysis
Answers: 2
Biology, 21.06.2019 19:00, ella3714
The hypothesis of continental drift states that earth's continents, which are located on tectonic plates, move relative to each other. which of the following is true of the movement of the tectonic plates? a. tectonic plates only move once every million years. b. they move at a rate of approximately 5 centimeters per year. c. tectonic plates never move, only the continents located on them do. d. their movements are very rapid and occur at random times.
Answers: 1
Biology, 22.06.2019 06:30, alandrabell9234
The energy required to vaporize a certain amount of a substance is greater than the amount of energy necessary to raise the temperature of the same amout of that substance by 1 degreee celcius
Answers: 2
Biology, 22.06.2019 11:00, Loliii
Membrane vesicles containing an internal sodium chloride (nacl) concentration of 0.14 m are placed into separate beakers each containing a different solution. the first beaker contains 0.14 m sucrose, while the second beaker contains 0.14 m calcium chloride (cacl2). the temperature is 25°c. what is the solute potential inside the vesicles, expressed in units of mpa?
Answers: 2
Tsar nicholas ii and tsarina alexandra were the romanov rulers of russia when the bolshevik revoluti...
Spanish, 07.06.2021 03:30
Mathematics, 07.06.2021 03:30
Mathematics, 07.06.2021 03:30
World Languages, 07.06.2021 03:40