PLS HELP a base is a substance that forms hydrogen ions in a water solution. True or False?

Recombinant dna is the merging of dna from unrelated organisms to create new genetic varieties is assembled in the lab from mononucleotides was part of the green revolution of the 1960s is pollination of one plant by another of the same species is cross-pollination of one plant by a different species

Climate like that in the sahara desert have the fastest rates of weathering

Which muscle cell structure stores calcium ions that are used to trigger the contraction?