Chromosomal mutations can have a variety of effects on individuals. down syndrome is a disorder that causes problems such as mild to moderate mental retar and slow or stunted development. a common form of this disorder is the result of a genetic mutation that occurs when there is an extra chromosome 21.

In 1992, hurricane andrew left a wake of destruction through florida. one victim of the storm was a reptile-breeding facility. over 900 burmese pythons were set free, and today thousands of pythons live in florida. these pythons are an invasive species, or a harmful species not native to the region. 1. what impacts do you think the burmese pythons might have on local ecosystems

Asegment of dna that codes for rna and a protein is a

Speed is the ratio of the distance of an object moves to