Review the electron configurations of the elements in group 2, moving down from beryllium (Besto radim (ka you observe?
Select the correct answer,
Moving down the group, each element has one more electron in its highest s sublevel than the element at
Each element's electron configuration has a noble gas core with two electrons in the nexts sublevel,
Moving down the group, each element has two more electrons than the element that comes above it.
The electron configuration of radium does not follow the pattern of the other elements in group 2

"1. it should be, it has been for about 20 years, and it's really not much different in the end than breeding animals to have particular traits. there are always concerns about genetically engineered animals/plants affecting the environment in unexpected negative ways, but i can't think of an example where the fears didn't turn out to be baseless.  

first, as you point out, it would be a great advance in pharmacology, to be able to tailor drugs and their doses to me. the pros involve better medical treatment. the cons involve privacy issues like insurance companies denying coverage to people with genetic risk factors. looking at dna markers wouldn't affect the frequency of genetic diseases, but it would allow detection of them earlier. and ok, actually i suppose that if people used this information to avoid having children with genetic diseases, some might decrease in frequency."

its probably to later but whats the question

for a different answer set the answer would be because the oxygen in the water had depleted (apex)

answer; blending inheritnace;