Vessels draining the myocardium of the heart, open primarily ,into which chamber?

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.

Were does condensation occur? a) hydroshereb) lithosherec) boishered) atmosphere

This is so important ugh its 25 points