In all food webs, what is the ultimate source of energy?

What is the 77 element on the periodtic table

In pea plants, the allele for inflated pod seed, i, is dominant over the allele for constricted pod seed, i. the punnett square shows a cross for this trait. which offspring will be homozygous dominant

Which process in respiration happens first? a)pyruvate processing b)electron transport chain c)krebs cycle d)glycolysis