2. The occurrence of large or small beak sizes among seed crackers in the absence of medium-sized beaks is an example of
Directional selection
Stabilizing selection
Normal distribution
Disruptive selection

Which macromolecules are polymers made of nucleotides (a) fatty acids (b) nucleic acids (c) carboxylic acids (d) amino acides

Animals such as pronghorn antelope, bison ans badgers dot to the landscape. where are these animals located?

(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.