The conversion efficiency from herbivores to carnivores is the least efficient of the tropic levels with an average conversion of
a. 1 – 5%
b. 0.5 – 1%
c. 7 – 12%
d. 15 – 20%

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

(nitrogen fixation) will be your answer sorry if im wrong

answer; endometriosis;