In the "rna world" model for the origin of life, the first protocells (probionts) relied on rna, not dna, for information storage and transmission. which of the following could best be considered evidence in support of the rna world model?

What element does susan b. anthony include in this passage to strengthen her argument?

The wings of insects, birds, and bats evolved independently but carry out similar functions. this is an example of a. analogous structures. b. embryonic structures. c. vestigial structures. d. homologous structures.

What would most likely happen if green plants were exposed to longer days of sunlight? a. the mitochondria would produce less energy . b. the chloroplasts would produce more energy. c. the cell wall would become thicker. d. the vacuoles would quickly shrink.b. the chloroplasts would produce more energy.