How Are Top-Down and Bottom-Up Budgets Created? What Advantages Does

question 74

Essay

How are top-down and bottom-up budgets created? What advantages does each approach hold over the other?

---

Definitions:

RNA Hypothesis

A scientific theory suggesting that RNA, rather than DNA, was the first genetic material to evolve in early life forms.

Polypeptides

Chains of amino acids linked by peptide bonds, which can function independently or as part of a protein.

Alexander Cairns-Smith

A scientist known for his "clay hypothesis" proposing that complex organic molecules could have evolved from clay minerals.

Pathogenic Bacteria

Microorganisms that can cause disease in their host.