Nucleic acids - dna or rna. chemically, they are similar. structurally, there are differences. which formula represents dna? (answer choices in image)

Describe how alleles and genes are related

Diagram of the evolution of land plants?

Drag each description to the correct location on the image. not all descriptions will be used. describe the parts of a comet. the frozen part of the comet the atmosphere of gases and dust formed when the nucleus vaporizes tail made of small, solid dust particles tail made of ions that appears to point away from the comet's orbit