What Is the Current State of the "Bottom-Up" Approach to Making

question 58

Multiple Choice

What is the current state of the "bottom-up" approach to making artificial life in the laboratory, an example of which is the work of Jack Szostak at Harvard University?

• A) complete, fully functioning cells have been created
• B) short sequences of RNA have been shown to be able to replicate themselves inside tiny vesicles of fatty acids
• C) the replication of even short strands of RNA has yet to be achieved
• D) long sequences of RNA have been shown to be able to replicate themselves in solution

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Definitions:

Silicon

A chemical element, symbol Si, known for its semiconductor properties and widely used in electronic devices and solar cells.

Earth's Crust

The outermost layer of the Earth, composed of solid rocks and minerals, and divided into the thicker continental crust and the thinner oceanic crust.

Silicon

A chemical element with the symbol Si, known for its semiconductor properties and widespread use in computer chips.

Oxygen

A chemical element with symbol O and atomic number 8, essential for breathing in most living organisms and a key component of water.