List the six nitrogen bases that would pair with the following sequence of bases in a strand of DNA: T C G A C A

A G C T G T

Explanation:

T matches with A and vice versa;

C matches with G and vice versa;

According to these rules:

T C G A C A

A G C T G T

it's diluted or concentrated

in a diluted solution, you can add a lot more solute but in concentrated only a little more can be added

the alkaline earth metals (beryllium (be), magnesium (mg), calcium (ca), strontium (sr), barium (ba), and radium (ra)) are a group of chemical elements in the s-block of the periodic table with very similar properties: shiny. silvery-white. hopefully this ? i didn't fully understand the question