Please someone help me

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

List four observations that indicate that a chemical reaction may be taking place

How many neutrons does an element have if its atomic number is 50 and its mass number is 166