Females are more immunoreactive than males and, although sex hormones have an important role in immune functions, the X chromosome is fundamental in shaping sex-specific immune responses. X-linked ...

Sarah Klein is a health writer, editor, and certified personal trainer with over a decade of experience in media. She has held editorial positions at LIVESTRONG.com, Health, Prevention, and The ...

Natural selection uses duplicated genes as raw material for functional innovation, co-opting their existing features to new functions. Understanding genetic innovation requires two questions to be ...

Mary Hall is a editor for Investopedia's Advisor Insights, in addition to being the editor of several books and doctoral papers. Mary received her bachelor's in English from Kent State University with ...

Money transfer apps, also known as mobile payment and peer-to-peer (P2P) apps, marry convenience and security by allowing users to digitally send money to friends, make contactless payments, and shop ...

The latest car news, videos and expert reviews, from Cars.com's independent automotive journalists Electric-vehicle range is majorly affected by subzero temperatures. Follow our tips to avoid being ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...