Johann gregor mendel's work in genetics focused on traits that exhibit discontinuous variation. what kind of traits are these?

Use the drop down menus to match each example to the fossil topic discussed then to show how the fossil record gives evidence of evolution

(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.

The theories on the expansion of galaxies maybe re-examined to strengthen science should not be tested to strengthen science will weaken scientific knowledge if they change will become laws if they don't change