Provides a worldwide standard of physical measurement.
a. si
c. fahrenheit
b. celcius
d. technology

In dna, only the_ varies from one nucleotide to another. base phosphate sugar amino acid

{answer found. it's (3 ) }which statement describes the cell cycle? (1)the cell cycle is a process in which one cell divides into four genetically different cells. (2)the cell cycle is a process in which one cell divides into two genetically different cells. (3)the cell cycle is a process in which one cell divides into two genetically identical cells. (4)the cell cycle is a process in which one cell divides into four genetically identical cells.

Regarding most of the narrator’s story, which word best describes the tone?