An interesting and controversial finding by Wedekind and colleagues (1995) sugge
ID: 177719 • Letter: A
Question
An interesting and controversial finding by Wedekind and colleagues (1995) suggested that a sense of smell, flavored with various HLA (human leukocyte antigen) haplotypes, plays a role in mate selection in humans. Women preferred T-shirts from men with HLA haplotypes unlike their own. The HLA haplotypes are components of the major histocompatibility complex (MHC) and are known to have significant immunological functions. In addition to humans, mice and fish also condition mate preference on MHC constitution. The three- spined stickleback (Gasterosteus aculeatus) has recently been studied to determine whether females use an MHC odor-based system to select males as mates. Male with Male with optimal Nonoptimal MHC MHC Gravid female time spent 250 350 (seconds) Number spawning 11 femalesExplanation / Answer
The tabulated data shows that females with females tend to spend more time with males with non-optimal MHC compelxes as it can be seen that a large number of females (350) tend to spend more time with males with non-optimal MHC compatibility (250) owing to the physical or morphological features. This states that self-selection occurs in females based upon non-compatible MHC complexes.
Thus, the blanks can be filled as below:
Females, non-optimal, genetic diversity, is.
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