Maria dissolves 2g of Crystal Light powder into 1L of water. The Crystal Light is known as the .

A. Solvent
B. Colloid
C. Emulsifier
D. Solute

Someone me with this: a mineral' is determined by its actomic structure.

This rapid change in species that rarely leaves behind fossil evidence is referred to as

During crossing-over, a. genetic material is exchanged between nonsister chromatids, resulting in new combinations of alleles. b. nonsister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. c. one homologous chromosome of a tetrad is exchanged with another tetrad, resulting in new combinations of alleles. d. sister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. e. genetic material is exchanged between sister chromatids, resulting in new combinations of alleles.