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Biologists have picked particular species and sequenced their DNA. Species we have complete DNA sequences for include C. elegans, E. coli, drosophila, all the way up to mammals (mice, rats, cows, dogs, chimps, and even humans).

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How do scientists use DNA to study the origins of human?

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What allows scientists to use genetic information to classify organisms?

DNA is the answer.


What technology allows scientists to compare the DNA of different kinds of organisms to determine classification?

pewp is why


Why do scientists organize organisms into groups?

Because there are countless numbers of animals and having an organized, internationally recognized system of classification allow scientists to put new-found creatures into previously made categories.Answer:Scientists use DNA to place animals into groups.


What are two ways scientists can investigate telatedness between organisms?

Scientists can investigate relatedness between organisms through DNA sequencing, which can reveal genetic similarities and differences. They can also use phylogenetic analysis to study evolutionary relationships based on shared ancestry and common characteristics.


In traditional classification before DNA analysis what did scientists mainly use to group organisms together?

Early scientists used to group organisms together using scientific taxonomy


How do scientists use genetic evidence when classifying organisisms?

Scientists use genetic evidence to study the DNA sequences of organisms to determine their evolutionary relationships. By comparing genetic information, scientists can classify organisms into groups based on their shared genetic ancestry, which helps in understanding their evolutionary history and developing phylogenetic trees. This method also allows for a more accurate classification of organisms than traditional methods based on physical characteristics.


What other data besides physical features do scientists use to find if organisms are related?

behavior, embryology, and DNA.


Which is not a reason that scientists use bacterial DNA rather than human DNA in biotechnology?

One reason why scientists may use bacterial DNA over human DNA in biotechnology is because bacterial DNA is often easier and cheaper to manipulate and study given its simpler structure compared to human DNA.


What do scientists use to compare organisms?

Scientists use various methods to compare organisms, including DNA sequencing, morphology, behavior, and ecological data. These comparisons help them understand evolutionary relationships, species diversity, and adaptations to different environments. By studying these differences and similarities, scientists can classify and categorize organisms into different groups.


How do scientists classify archaebacteria?

Scientists classify archaebacteria based on their genetic and biochemical differences from other bacteria. They use molecular techniques like DNA sequencing to compare the genetic makeup of archaebacteria with that of other organisms to determine their evolutionary relationships. Additionally, scientists study the unique features of archaebacteria's cell walls, membranes, and metabolic processes to classify them into different groups.


How can environmental scientist use DNA technology?

Environmental scientists can use DNA technology to identify and track species in ecosystems, detect and monitor pollutants, investigate genetic diversity, and study ecosystem health and stability. DNA technology can provide valuable insights into the environment by analyzing genetic material from various organisms and environmental samples.