Choose the best answer to fill in the blank. The bones in the forelimbs of birds, bats, humans, and whales are thought to be homologous; this implies that all bones will be the same except in _______.

MCQs on the structure and function of DNA and RNA and how these nucleic acids are used to form proteins, and their importance in genetics and inheritance. Also covers DNA replication, transcription, gene expression, mutation and repair, recombination, molecular techniques, and appropriate molecular models.