Consider the chromosome. The parts of a chromosome are labeled. The top, shorter portion is labeled a.
Which is indicated by the letter a?

Embryonic stem cells are cells derived from an embryo. these cells can be used to create new tissues for patients suffering from certain illnesses and disorders. which statement best summarizes why the use of embryonic stem cells could be seen as unethical?

In 2001, records showed that local stocks of fish were down worldwide. yet, records of harvests indicated that fish were being taken at records rates. what was actually happening?

Resperation is a way to release carbon back into the atmosphere