Ranking on hormonal levels presents on mutant ob, db and normal rats parabiosed to either.
(db rat +ob rat) ( db rat + normal rat) (ob rat + norma rat )(normal rat + normal rat )
Rats are ranked according to leptin levels. Leptin levels are directly proportional to the production of adipose fats present.
Hydrophilic or water loving am not really sure ooo
Answer:
2.They are specialized to do certain tasks
This may help you...
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The parent may have had an recessive gene that didn't show up in them but showed up in the the offspring!!
