If "A" codes for the dominant trait of attached earlobes while "a" codes for the recessive trait of detached earlobes, what are the 3 possible GENOTYPES that can be made using both the dominant and recessive alleles? *

c. heat from the poles back down towards the equator.

several tissues working together form an organ, and several organs together make up an organisms.

the group of cell that carries out special jobs are tissue.

geologic time scale (for gradpoint) =)