ACUV
TIME REMAINING
46:32
The esophagus, stomach, and small intestines all function together to digest food and absorb nutrients. Which level of
organization is being described?
O tissue
O organism
O organ
O organ system

D) Organ system

Explanation:

Got it right on edge my g

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

the correct answer is 4) heat and pressure

metamorphic rocks arise from transformation of existing rocks types, in a process called metamorphism. during metamorphism the original rock(prolith) change into metamorphic rock by heating (150-200c) and pressure of more than 1000 bar. the original rock can be sedimentary, igneous, or existing metamorphic rock.