HELP! i gotta submit this in 20 mins

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

What material does not melt at any temperature

Which change to the system wood cause the freely-moving piston to lower?