Examlex

Solved

Scientists Use Mitochondrial DNA to Track the Migration of Humans

question 54

Multiple Choice

Scientists use mitochondrial DNA to track the migration of humans across the planet.After a group migrates away from their ancestral homeland,any mutations that occur are not mixed with those left in the ancestral population.Based on this,mitochondrial DNA samples taken from ____ would have the fewest unique mutations,representing the original and oldest DNA sequences.


Definitions:

Supply-Side Approach

An economic theory that advocates reducing barriers and taxes on the producers of goods and services to stimulate production and economic growth.

Tax Benefits

are reductions in tax obligations, given to encourage certain activities or investments, such as deductions, exemptions, or credits.

Start-Up Companies

New businesses that are in the initial stages of operation, often characterized by innovative products or services and high growth potential.

Growth Increase

An upward trend in the expansion of an economy or business, indicated by rising output, sales, or other success metrics.

Related Questions