The partial Punnett square shows a cross between two pea plants with genotypes YY and Yy. The allele for yellow seeds (Y) is dominant, and the allele for green seeds (y) is recessive. How many offspring are expected to have green seeds?

A. None

B. One-quarter

C. All

D. Half

45 points how are people today being protected from tsunamis? earthquake data is analyzed to detemrine if a tsunami is likely, and if so, warnings are sent out. areas in tsunami risk zones are no longer heavily populated. radar is used to measure wave heights regularly. meteorologists study the winds to determine if wave heights will be large.

The largest unit within which gene flow can readily occur is a

What type of reaction is photosynthesis