Difference between sex linked traits and polygenic traits

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.

Identify any four organelles that should be present in the eukaryotic organism and describe the function of each organelle

What maintain homeostasis when a persons internal body temperature is 97.5°f