The universal genetic language of dna is common to virtually all organisms on earth, however diverse. what is the best explanation for this fact?
a. all living things share a common genetic language of dna because they share a common ancestry
b. the universal genetic language is explained by the chemistry of dna and proteins
c. the universal nature of the genetic language of dna is due to coincidence

What is turgor pressure, what causes it, and what does it do for a plant?

Why did adult crab numbers decline in he ecosystem, even though sea stars were still available?

Which of the following observation darwin shape his concept of descent with modification? a) species diversity declines farther from the equator. b) fewer species live on islands than on the nearest continents. c) birds live on islands located farther from the mainland than the bird's maximum nonstop flight distance. d) south american temperate plants are more similar to the tropical plants of south america than to the temperate plants of europe. e) earthquakes reshape life by causing mass extinctions.