Afemale cat in heat urinates more often and in many places than female cats who are not in heat. male cats are attracted to the urine deposits. what is a proximate cause of this increased urination?

Florian discovers a rock that is broken into pieces. each piece has several bands. which type of rock does florian predict these pieces will change into when subjected to heat and pressure? igneous magma metamorphic sedimentary

Which statement about the immune system is false? a. lymphocytes reduce inflammation, b. b cells remember specific pathogens. c. most white blood cells kill bacteria d. white blood cells are made in lymph nodes.

What causes darkening of the skin as melanin production increases