What did not occur in the hadean eon?
a. formation of the earth
b. meteor bombardment
c. formation of earliest solid rock
d. oxygen begins to appear in the atmosphere

What is the following best defines climate?

The table presents the average day and night temperatures in five cities. it also reveals whether a city receives substantial rainfall (wet climate) or little rainfall (dry climate). which city’s rocks are likeliest to experience frost wedging, and why? a) city a because the consistently subzero temperature would prevent water from melting b) city b because it is a wet region and the temperature fluctuates around the freezing point c) city c because it receives plenty of rain fall and the weather is moderately cool d) city d because the hot and dry weather would cause rocks to absorb water

Acodon consists of bases and specifies which will be inserted into the polypeptide chain.