The presence of the same type of blood protein, hemoglobin, in different species of organisms indicates that

If you are in a chronic state of anxiety but also suffer from moment of sudden, intense fear you are problably suffering. from

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).

Which of the following is required of a new drug?me