HELP PLEASE Three alleles control human blood type (A, B, and O) John's mom has type B blood &
his Dad has Type O blood. Use this information to answer the following questions:
What are the possible genotypes of John's Mom if she has type B blood?

What environmental cues and landmarks do the geese use to determine the timing and direction of their migration over the mountains? how do they find their way?

Zoo geographic regions are characterized by the presence of specific groups of animals these regions are determined by the taxonomic or phylogenetic relationships of animals. the map shows the zoogeographic regions proposed by the naturalist alfred russel wallace in 1876. the similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between the organisms in both locations ?

Which anatomical plane is the only one that could not show both the sternal region and vertebral region