What is the concentration of H+ ions at a pH = 2?
molt
What is the concentration of H+ ions at a pH = 6?
moll
Jer How many more H+ ions are there in a solution at a
pH = 2 than in a solution at a pH = 6?

Q: a pair of homologous chromosomesa) always has the same genes and the same allows b)always has the same genes c)always has the same alleles d)never has the same genes

Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment

What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.