Genetics

Difference between prokaryotic and eukaryotic cells

Difference between prokaryotic and eukaryotic cells

All living things use DNA or RNA to store genetic information. But eukaryotes are different from bacteria and archaea in…
DNA fingerprinting (DNA profiling)

DNA fingerprinting (DNA profiling)

DNA fingerprinting (also known as DNA profiling or DNA typing) refers to any technique for identifying individuals based on the…
Gene Regulation in Human

Gene Regulation in Human

Humans have about 20,000 protein-coding genes. Scientists have found that about 3800 of those genes are continually expressed in all…
Unwanted results of human inbreeding

Unwanted results of human inbreeding

Sickle-cell anemia illustrates how natural selection can, paradoxically, maintain a disease in a population. We’ll now look at another way…
Why Biofuel is Important?

Why Biofuel is Important?

Petroleum and other fossil fuels consist of organisms buried millions of years ago; burning these fuels releases their ancient carbon…
Obesity, Nature or Nurture?

Obesity, Nature or Nurture?

At first glance, the cause of obesity seems simple: If a person eats more calories than he or she expends,…
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