An explanation for behavior must be and to be considered a scientific theory.
a. repeated . . recorded
b. proven . . recorded
c. testable . . supported
d. testable . . proven

Cedure,© data: rmativetable 1: positive and negative results when imacromoleculeregative results when testing for the presence of macromoleculeschemical test | positive test result negative tcarbohydrates – simplesugarse negizitivecarbohydrates – 2: results for the presence of macromolecules in the evidence sample

Aphids are tiny insects that feed on plants. ladybugs are to plants because they eat aphids. which type of organism are aphids in this scenario? co decomposers predators prey producers

Awave has a wavelength of 15 mm and a frequency of 6 hertz. what is its speed?