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Male infertility and CaSa System
Physiology
May 21, 2019
Male infertility and CaSa System
Male infertility—the inability of sperm cells to fertilize an egg cell—has several causes. if, during fetal development, the testes do…
Bones in the hand
Anatomy
May 21, 2019
Bones in the hand
Wrist and Bones of Hand PhalangesMetacarpalsTrapeziumScaphoidLunateTriquetrumPisiformHamateCapitateTrapezoid Radiograph: Wrist PisiformHamateCapitateTrapezoidTrapeziumScaphoidRadiusLunateTriquetrumUlna Radiograph in anterioposterior beam projection
How to Make Artificial Cells
Physiology
January 9, 2019
How to Make Artificial Cells
People have studied cells for centuries. We know exactly what cells are made of, from their DNA and RNA to…
Difference between prokaryotic and eukaryotic cells
Genetics
December 6, 2018
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)
Genetics
November 8, 2018
DNA fingerprinting (DNA profiling)
DNA fingerprinting (also known as DNA profiling or DNA typing) refers to any technique for identifying individuals based on the…
Headache Reasons
Physiology
November 7, 2018
Headache Reasons
Headaches have many triggers. Muscle tension, nighttime teeth-grinding, stress and anxiety, bright lights, and some food ingredients are just a…
Gene Regulation in Human
Genetics
October 10, 2018
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…
How to Increase Metabolism Rate
Physiology
September 6, 2018
How to Increase Metabolism Rate
Metabolism describes all the chemical reactions in a cell. Because our cells always lose energy as heat, they require constant…
How will growth rate change in the future?
Physiology
August 9, 2018
How will growth rate change in the future?
No one knows exactly how growth rates will change in the future, so it is impossible to predict when or…
Caenorhabditis elegans (Nematode) as Model Organism for Research
Research
August 9, 2018
Caenorhabditis elegans (Nematode) as Model Organism for Research
Two invertebrates, a roundworm and an arthropod, share the spotlight in this box. Both have the characteristics common to all…