Using the terms P generation, F1 generation, F2 generation, dominant traits, recessive traits. Explain how dragons and unicorns could exist because of genetic engineering.

Is there any solid scientific evidence that humans have been cloned?

What molecules will be best used to compare different species with the exact same sequence of amino acids? why would two species have the same protein even if the molecules in question is different? (hint: transcription to translation to protein).

Why has two different alleles for the same trait?