Which part of a light microscope focuses light onto the specimen through the lens?

In pea plants, the allele for tallness (t) is dominant to the allele for shortness (t). in the cross between a tall pea plant and a short pea plant shown below, what is the probability that the resulting offspring will be tall? whats the percent

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?

What will most likely happen when two bromine atoms bond together?