¿Cuáles son los 4 tipos de desarrollo embrionario (o desarrollo de embrión)?

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.

Which of the following matches the organisms described with the correct domain? a. archaea--multicellular, eukaryotic organisms that do not have cell walls b. eukarya--single-celled and multicellular organisms, with a defined nucleus and a variety of nutritional sources c. bacteria--unicellular, eukaryotic organisms with cell walls that do not contain peptidoglycan d. bacteria--unicellular, eukaryotic organisms that always lack cell walls

The climate on the leeward side of a mountain differs from that on the windward side mostly in