convert the numbers from standard form into decimal form or ordinary numbers complete the calculation convert the answer back into standard form Calculate \((4 \times 10^9) \times (7 \times 10^{-3})\) ...

Here's what you need to know about Form 1040: the mother of all tax forms. Many, or all, of the products featured on this page are from our advertising partners who compensate us when you take certain ...

Gerry Baker is Editor at Large of The Wall Street Journal. He writes a weekly column for the editorial page of The Journal each Tuesday on politics, economics and culture. Mr. Baker also writes a ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Dr. JeFreda R. Brown is a financial ...

Rajeev Dhir is a writer with 10+ years of experience as a journalist with a background in broadcast, print, and digital newsrooms. Vikki Velasquez is a researcher and writer who has managed, ...

Gene expression is the generation of a functional gene product from the information encoded by a gene, through the processes of transcription and translation. Gene products are often proteins, however ...

Expression systems are genetic constructs (a gene encoded by DNA) that are designed to produce a protein, or an RNA (ribonucleic acid), either inside or outside a cell. Expression systems are used in ...