In a population of pea plants, 36 plants are homozygous for the dominant trait of yellow peas (YY), 48 plants are heterozygous for the yellow pea trait (Yy), and 16 plants have green peas (yy). What is the frequency of the dominant allele (Y) in the population?

Which of the rock examples below is most likely to be metamorphic

How do you date a sample of rock that you suspect as being one of the earliest on earth

Photosynthesis uses co2 and cellular respiration produces co2. we call the point when the two processes are in balance--when there is no net production of co2--the compensation point. how might you limit one of the processes in order to achieve a compensation point?