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Biology

To confirm whether bones belong to the Romanov children, a relative of the Tsarina would be more useful because the Tsarina's matrilineal DNA lineage (mitochondrial DNA) is less common and more distinct than the Tsar's, making it easier to identify a direct genetic match.

Where is the energy stored that is released by a cell's mitochindrion??

When two tall plants were crossed, they produced some offspring that were dwarf. Assuming that plant height is controlled by a single gene and the allele for tall is dominant, what is the genotype of the parents?

help with a biology question?! Describe the theory of evolution in your own words. How does this theory relate to the principle of natural selection?

Changes in the DNA sequence, or mutations, help drive A) amino acid coding. B) deamination events. C) evolutionary change. Eliminate D) environmental interaction.

At certain times of the year, the male sage grouse can be seen inflating the air sacs on his chest and singing loudly to attract a female. This behavior is likely an example of

Mitotic divisons begin with a parent cell. how do the resulting daughter cells compare to the parent cell

Explain the difference between fermentation and cellular respiration.

The most common type of rock on the earth (accounting for the greatest volume) is:

Which of the following statements is NOT true about the ocean? Temperature decreases as the depth increases Light decreases as the depth increases Light increases as the depth increases Pressure increases as the depth increases

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