Which situation allows for evolution during gene duplication?
a. existing genes are copied over generations.
b. a mutation occurs in one copy of the original gene.
c. the original gene never duplicates.
d. the original gene performs the same role as the mutated gene.

Im inn a ! what"s the answer which of the following is one way creativity can scientists? by ensuring they follow the scientific method by increasing the amount of time it takes to complete scientific experiments by making sure they only try things that have already been proven by leading them to ask more questions about the natural world

Where in the cell are ribosomes made?

16. which of the following accurately describes a step within transcription? a. dna polymerase uses one strand of rna as a template to put together nucleotides. b. the dna strand is used as a template for which a complementary rna strand can be produced. c. the rna strand forms a template by which dna can be built. d. the rna strand is produced within the cytoplasm.