Answer:
Explanation:
Mitochondrial DNA is the small circular chromosome present inside the cell organelle called mitochondria used for energy production. This type of DNA passes from the mother to the offspring. Mitochondrial DNA (mtDNA) has several advantages over nuclear DNA (nDNA):
for species identification purposes
including a higher copy number
a lack of sequence ambiguities from heterozygous genotypes
a faster rate of mutation
Thus, the advantages of keeping some DNA needed by mitochondria in the cell’s nucleus and some in the mitochondria itself are given above.
Answer:
there are 18 groups in the periodic table
Answer:
They used to extract iron ore from this site.
Explanation: