Answer ASAP! Define and give an example of a physical property, physical change, chemical property, and chemical change.

Which are forms of nitrogen that are usable by humans

Explain the significance of the increased cell specialization of the volvocine line

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).