What could Carl Linnaeus no have used as a method of classification in his taxonomy system ? A. DNA
B. the habitats of organisms
C. structure of organisms
D. apperance of organisms

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.

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?

Which process of living things produces water that enters the water cycle