For X-Linked recessive disorders, if the father is a carrier of the disorder, then we should expect each of his sons to have the disorder. true or false

the menstrual cycle – higher tier. negative feedback mechanisms affect the production of hormones in the menstrual cycle. oestrogen also stimulates the release of lh (luteinising hormone) from the pituitary gland, which in turn controls the production of progesterone.

i think that is new experiments yield untrustworthy data and should be carefully considered, because you don't know what will happen with the experiments.