Find the Phenotypic Ratio for the following cross: T-Tall
t-Short
B--Black hair
b--Red hair

Heterozygous Tall, Red Hair x Short, Heterozygous Black Hair

Alaska and northern canada have a diet rich in vitamin d and their skin color is darker than predicted on the basis of iv intensity at their latitude. explain the observation:

What characteristic make legumes a good food source for food insecure populations

Each hereditary trait corresponds to