Why is having an extra chromosome 21 tolerable to the point that someone with this condition can survive to maturity?

Which best describes a gene? a. a sister chromatid b. a chromosome c. a tetrad d. a piece of a chromosome

How does science influence the decisions made about social, economic, and political issues?

Astudent completed a lab report. which correctly describes the difference between the "question" and "hypothesis' sections of her report? "question states what she is asking, and "hypothesis" states the result of her experiment "question" states what she is asking, and "hypothesis" states what she thinks the answer to that question is in 'if. then because" format. "question" describes what she is trying to find out, and "hypothesis" states the procedures and methods of data collection. "question" describes what she is trying to find out, and "hypothesis" states any additional information or prior knowledge about the question