What do producers do and what is another name for them?

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

Which position represents spring in the southern hemisphere? a) b) c) d)

Which substance has non polar covalent bonds