How do the circulatory systems of arthropods and most mollusks differ from those of larger mollusks and all vertebrates?

Which best describes the structure of dna?

What is one way intensive agriculture can contribute to climate change? a. tree loss to agriculture increases earth's albedo b. livestock manure absorbs greenhouse gases c. large herds of livestock release greenhouse gases d. fewer trees are available to replenish petroleum stores appex

As an asteroid comes close to earth, it's name will change to? apex