During the second set of photosynthetic reactions, called the calvin cycle, all but one of the following occurs.
a) glucose is the end product of the calvin cycle.
b) by-products of the calvin cycle include water vapor and oxygen.
c) carbon dioxide, a reactant of photo synthesis, is utilized during the calvin cycle.
d) atp and nadph, high energy molecules, are utilized to produce stored chemical energy.

answer: the answer is b

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.

answer;

c. a tree whose roots are surrounded by wet sand.

explanation;

water stress is an important factor limiting the growth and productivity of forests.water stress is the most often cited cause of poor survival and growth of woody landscape plants.

-insufficient soil moisture is the most common form of water stress, but excess moisture that leads to poor soil aeration (hypoxia) can also result in reduced plant vitality. a tree whose roots are surrounded by wet sand would be least likely to experience water stress.