How is the pituitary gland maintain a fairly constant internal temperature?

3test questions with answers on incomplete dominance

Why are some places regularly warmer or cooler than others in a given month

In guinea pigs, black fur (b) is dominant over white fur (b). cross a heterozygous (hybrid) black guinea pig with a homozygous (purebred) white guinea pig. complete a punnett square, identify the genotype(s), phenotype(s), and probability (% and fraction) that the offspring will be black and white?