Hyperchromaiy — 77 — Hysterotely 



Hypostatic. — Recessive (o£ non-allelomorphs). See Epistatic. 



Hysteresis. — A lag in the movement at one level of integra- 

 tion in response to stress at another level, e.g., in the adjust- 

 ment of the external form of a chromosome to its internal 

 stresses during the spiralisation cycle (Darlington). 



Hysterotely. — A condition, sometimes found in certain moths, 

 in which the reproductive glands are segmentally repeated. 



