Which planet was almost massive enough to have become a star? mercury mars jupiter uranus

Why aren't the stains like crystal violet and safranin washed away with water during simple staining?

Each trait of a plant is determined a. an allele b. one gene c. a pair of genes d. one dominant gene

Florian discovers a rock that is broken into pieces. each piece has several bands. which type of rock does florian predict these pieces will change into when subjected to heat and pressure? igneous magma metamorphic sedimentary