What is the name of the system that is designed to mobilize resources and prepare a fight-or-flight response? a. the hypothalamus-pituitary-adrenal system b. the cortex-thalamus cortisol system c. the sympathetic-adrenomedullary system d. the parasympathetic prefrontal cortex system?

Sand spinifex grass is adapted to growing on sand dunes. it is a rapidly spreading plant and the creeping runners produce new root systems. which of these best explains the benefits of these features? a. it limits water loss through the leaves. b. it provides support by anchoring the plant. c. it protects the plant from predators. d. it allows the plant to tolerate salt. reset submit

Which best describes how the common cold spreads in the human body? a bacteria burst out of normal cells killing them b viruses replicate inside respiratory cells c bacteria inject dna into normal cells d viruses insert dna into bacteria

Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun