Which of the following can be determined through the examination of fossils?

the reason monarch butterflies migrate across north america

the existence and characteristics of extinct dinosaurs

the mating habits of praying mantises

the ways large mammals use sounds and smells to communicate

This is one form of rna that transports a specific amino acid to a ribosome during protein synthesis.

(drag each tile to the correct location.) categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. - a tentative statement used to guide scientific investigations. - makes predictions about future events. - can be tested by many independent researchers. - based on observations of natural phenomena. - a well-established, highly reliable explanation.

This question is only for applicants to scholars for medicine or scholars for dental medicine: what aspects about medicine (or dental medicine) intrigue you? describe how these aspects influence your life. (100-650 words)