Why is glass not a mineral? choose one: a. it is organic. b. it does not have a fixed crystalline structure. c. it can be made synthetically as well as being a naturally occurring substance. d. it is not produced by geologic processes?

Aresearcher has developed two stains for use with seed plants. one stains sporophyte tissue blue; the other stains gametophyte tissue red. if the researcher exposes pollen grains to both stains, and then rinses away the excess stain, what should occur? a) the pollen grains will be pure red.b) the pollen grains will be pure blue.c) the pollen grains will have red interiors and blue exteriors.d) the pollen grains will have blue interiors and red exteriors.

Amoeba sisters video recap pedigrees

The first generation of offspring from the cross of two parents is called the a.f1 generation b.f2 generation c.short generation d.p generation