How much does a 1.5 lb hammer weigh on the moon

6. in the dna double helix, how are the two strands of dna held together? a. chemical bonds between base pairs hold the two strands of dna together. b. hydrogen bonds between the base pairs hold the two strands of dna together. c. hydrogen bonds between sugar groups and phosphate groups hold the two strands of dna together. d. chemical bonds between sugar groups and phosphate groups hold the two strands of dna together.

Average annual precipitation and are the two major features that define the biomes on earth.

What enzyme is most important for dna replication and why?