ABSTRACT: The objective of this study was to determine the distribution pattern of E-cadherin in parthenogenetic sheep embryos (Ovis aries) and its relationship with fragmentation. Mature oocytes were ...

Human Reproduction is a peer-reviewed scientific journal covering all aspects of human reproduction, including reproductive physiology and pathology, endocrinology, andrology, gonad function, ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Eric's career includes extensive work in both public and corporate accounting with ...

Plant reproduction is the production of new individuals from one or more parent plants. This can be accomplished by sexual or asexual means. Nitrogen-fixing bacteria offer a promising route to reduce ...

Evolutionary ecology is a field within both ecology and evolution that examines how interactions between and within species evolve. It explicitly considers the evolutionary effects of competitors, ...

All animals need to make copies of themselves, or they wouldn't exist anymore. It's what life's all about. Of course they can't just put themselves into a photocopier. Although some very simple kinds ...

Abstract: Metaheuristics are primarily developed to explore optimization techniques in many practice areas. Metaheuristics refer to computational procedures leading to finding optimal solutions to ...

Oct. 19, 2025 Groundbreaking research shows that as men age, harmful genetic mutations in sperm become more common—not just from random chance, but because some are naturally favored. Advanced ...