Question

blank adaptions involve internal body systems that affect organisms biochemistry expanding blood vessels that cool a jackrabbits blood is an example of this type of adaption what is in the blank

Answer 1

The term that fits in the blank is "physiological adaptations." Physiological adaptations involve internal body systems that affect an organism's biochemistry and functioning, such as the expansion of blood vessels to help regulate body temperature, as seen in the example of jackrabbits.