Answer:
The most complex level of organization is the organismal level, where all eleven organ systems function in the human organism, the whole living person.
Explanation:
1) As blood groups A and B are equally dominant so the individual will express both characteristics in the phenotype.
Notice how in all the 3 other examples the organism is only expensive 1 version (allele) of each gene. For example the mouse with brown fur may have 2 brown fur alleles (and so would have to express this characteristic even if it was recessive) but it could have 1 allele which is less dominant than the brown, in which case brown would be expressed. In this case the alleles were not co-dominant.
It looks like a box turtle based on its markings, but I can't really tell the shape. Could you send me a side view of it?
B) b - c - d - a
The chromosomes multiply, line up, are pulled apart by microfilaments, then the microfilaments break down.
I'm not to sure, sorry. If you can explain the question more clearly I can try to help