For the products fructose and glucose to be formed it was found that substance k was to be added and the temperature maintained at 37°c. When another substance L was added the reaction slowed down and eventually stopped. A. suggest the identity of substance K and L
B. other than temperature state three ways by which the rate of reaction could be increased​

What sentence best supports the statement that hormones are involved in the regulation of homeostasis? a. the hormone erythropoeitin increases the production of red blood cells when oxygen levels are low. b. the hormone oxytocin promotes labor contractions of the uterus during childbirth. c. the hormone melatonin induces sleep and its production is slowed by exposure to light. d. the hormone cortisol suppresses the immune system and is produced when the body is under stress.

Along what geographical feature are most of the oil producing regions located

Ivan is looking at a cross section of a stem taken from a vascular plant. he sees two different types of vascular tissue: the xylem, which is closer to the center of the stem, and the phloem, located around the xylem, closer to the outside of the stem. how do these two structures work together in a living plant?