Which of these technologies may have a positive effect on fish supply worldwide? fish farming
tracking technology
bottom trawling
bigger fishing boats

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).

Tropical rain forests support more species per unit area than any other terrestrial ecosystem. what is one way rain forests are important to the health of the biosphere?

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic