You find that some cells have twice the amount of dna in their nuclei as other cells do. what might you conclude?

What did the first language sound like

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.

Which statement names a physical property of wood? wood does not rustwood can burnwood can rotwood is softer than coal