How do the elements in each group differ?

The elements in each group have the same number of electrons in the outer orbital. Those outer electrons are also called valence electrons. ... Every element in the first column (group one) has one electron in its outer shell. Every element in the second column (group two) has two electrons in the outer shell.

ecotourism pay for conservation efforts.

one is through turgidity. this occurs before ground tissue ( collenchyma

and sclerenchyma cells) become well

developed to give structural support to the plant as it grows bigger. the xylem

tissue (composed of rigid tissue) of the young

plant render this support and also maintaining osmotic turgidity of the surrounding

plant cells.