ASTROBIOLOGY. Why is it important to define science in Astrobiology and take a brief look at the history of science?

For a long time, it was believed that life originated from decaying matter. What is this theory known as? Name the scientist who experimentally disproved this theory.

Considering only the work of Griffith, Aver, Hersey & Chase, Beadle & Tatum, and Garrod, which of the following is the most complete supported statement?   Question options:   DNA is the genetic material   genes act through enzumes   DNA directs the activity of enzymes   none of these statements are supported by the work of the listed scientists   a gene is a unit of DNA that directs the synthesis of a polypeptide or functional RNA molecule     DNA is transcribed into RNA Which of the following statements regarding the nature of genes is FALSE?   Question options:   some proteins consist of multiple polypeptide chains   not all enzymes are products of genes   the ultimate products of some genes are functional RNAs rather than any types of polypeptides   all of these statements are TRUE   a gene is a unit of DNA…

What do we mean by "five unifying themes in Biology"?? Explain the answer with examples. What are the five unifying themes in Biology? Organization, Information, Energy & Matter, Interaction, and Evolution.