Choose the system to which this item belongs: pituitary

small, big, or no change could occur in the phenotype. it could cause something as simple as a cats ears to curl backwards or something as frighting as death. it could also occur in the protien-coding area and have an effect on that but no effect on the amino acids. what has to occur is a changing in the hox gene or the control gene.

plato users:

d.  

there was a variety of food available on island x, but there were only large seeds and nuts on island y.