Lichens represent a symbiotic relationship between a. algae and fungi. b. fungi and rocks. c. animal-like protists and plant-like protists. d. euglena and nitrogen-fixing bacteria.

the concept of nucleosome occupancy, which reflects the fraction of cells from the population in which a given region of dna is occupied by a histone octamer

as in mitosis, dna replication occurs during interphase.   in meiosis, it occurs specifically in s phase of interphase 1.

b. to discover aspects of the natural world.

hopefully i .

the answer is lactic acid from anaerobic respiration. the acid in lactic acid is what creates sore and burning muscles. if you think about how acid burns that will give you a clue for questions like this.