Does the model correctly represent the electron dot diagram of magnesium? why or why not? check all that apply.
-yes, because the chemical symbol of magnesium is mg.
-no, because the chemical symbol of magnesium is mn.
-yes, because magnesium has two valence electrons.
-no, because magnesium has seven valence electrons.
-no, because both of the dots should be on top of the chemical symbol.

Aprocess in green plants that involves the use of carbon dioxide and water in the production of glucose and oxygen using the suns energy

Up until 1938, paleontologists accepted the idea that coelacanths (an ancient fish) went extinct at the time that they last appear in the fossil record, about 80 million years ago. but in 1938, a live coelacanth was discovered off the coast of south africa that was compared to the fossil record and found to be the same species what goal of science does this discovery represent

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population.b) the separated population is small, and genetic drift occurs.c) the isolated population is exposed to different selection pressures than the ancestral population.d) different mutations begin to distinguish the gene pools of the separated populations.e) gene flow between the two populations is extensive.