Please identify the components of natural selection using the giant tortoise example. Be as specific as you can. Use the vocabulary words.
Take the giant tortoises on the Galápagos Islands as an example. There
are short-necked tortoises and long-neck tortoises that live on an
island. The fruit is located at a high level. Which will survive? Explain
what will happen according to the process of natural selection.

Did you know that a blue wales tongue weighs more than an elephant?

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.

About __ of the mass of the cell is water