and H4 form a discrete protein octamer, which is fully consistent with the presence of a repeating histone-containing unit in the chromatin fiber. The packaging of DNA into nucleosomes shortens ...

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DNA replication is the biological process by which an exact copy of a deoxyribonucleic acid (DNA) molecule is created and it is the basis for biological inheritance. Each of the two strands of the ...

This word has appeared in 78 articles on NYTimes.com in the past year. Can you use it in a sentence? By The Learning Network This word has appeared in three articles on NYTimes.com in the past ...

Prime Minister Modi celebrated India's space achievements during his 'Mann Ki Baat' address, highlighting ISRO's 100th rocket launch and other milestones. He also announced that inspiring women ...

The University of Oklahoma's $2.1 billion enterprise represents one of Oklahoma's greatest assets. Our impact is changing the lives of all Oklahomans, through scholarship, research and more. 30,000+ ...

Omega-3 fatty acids have been linked to many health benefits. In particular, they may help promote brain and heart health, reduce inflammation, and protect against several chronic conditions ...