Genetics is the branch of biological sciences that investigates the organization, transmission, variation, and functional consequences of hereditary information in organisms. It focuses on the structure and function of genes and genomes, the molecular mechanisms of DNA replication, transcription, and translation, and the regulation of gene expression across developmental and environmental contexts. Genetics encompasses classical (Mendelian) inheritance, molecular genetics, population and quantitative genetics, and genomics, providing the framework for understanding mutation, recombination, genetic linkage, and evolutionary change, as well as informing experimental design and interpretation in biomedical, agricultural, and model-organism research.
Watermelon is a quintessential summertime fruit, evoking images of warm, sunny afternoons and cookouts with friends and family. You can easily picture its striped, green rind and pink flesh, imagine the delicate crunch as ...
Molecular & Computational biology
May 5, 2026
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Researchers at University College Dublin have identified a genetic "switch" that determines the sex of cannabis plants, and found the same system may exist in hops. The study, published in New Phytologist, pinpoints a specific ...
Molecular & Computational biology
Apr 27, 2026
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183
In a first-of-its-kind finding, researchers at University of Iowa Health Care discovered that specific genetic sequences have an outsized impact on humans' language abilities and that these sequences evolved before humans ...
Evolution
Apr 23, 2026
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230
From the ability to detect the smell of wet soil to the scent of ripe fruit, the human olfactory system has evolved over thousands of years in response to how people live and what they eat, according to a new genetic study ...
Evolution
Apr 16, 2026
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A massive study of ancient DNA from nearly 16,000 people across more than 10,000 years in West Eurasia reveals that natural selection has shaped modern human genomes far more than previously thought.
Evolution
Apr 15, 2026
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226
Evolution works over millennia. Climate change is moving far faster. That mismatch is killing some of the planet's most vital ecosystems, from California's towering redwoods to the seagrass meadows along its coast, both of ...
Ecology
Apr 10, 2026
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Stem cells are the body's ultimate shape-shifters, sustaining tissues by balancing two competing demands: maintaining their own population and generating specialized descendants. In many tissues, some early descendants can ...
Cell & Microbiology
Apr 7, 2026
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Researchers at Cornell University have developed a powerful new genetic toolkit that allows scientists to study how genes function at the level of individual cells, an advance that could accelerate discoveries in development, ...
Biotechnology
Apr 6, 2026
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A research team led by Zhen-Xing Endowed Professor Jian Yang at the School of Life Sciences, Westlake University, has developed a pangenome-informed genome assembly (PIGA) method. By combining a cost-effective hybrid sequencing ...
Molecular & Computational biology
Apr 3, 2026
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58
August Weismann's germ plasm theory of the late 19th century posited that only germ cells, e.g., sperm and egg cells in animals or pollen and ovule cells in plants, transmit genetic information to the next generation, and ...
Plants & Animals
Apr 2, 2026
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