Question

Which of the following are considered requirements for the emergence of life? Choose one or more:

A. continual source of energy
B. molecular oxygen (O2)
C. liquid water
D. essential elements for organic molecules
E. DNA

Answer 1

All exept E

Step-by-step explanation:

The requirements for the emergence of life are:

• A constant energy source such us, radiation, lightning, solar light, and heat to induce the formation of biomolecules.

• A supply of life constituting major elements or essential elements for organic molecules such as carbon (C), hydrogen (H), nitrogen (N), Oxygen (O), phosphorus (P), iron (FE) among others.

• A non-toxic environment with the presence of liquid sodium-free water.

• Dry- wet cycles to cell membranes and polymerize RNA.

• Appropriate chemical non-toxic conditions in the atmosphere including reduced gases such as HCN, NH3, and CH4.