Examine the food web shown in figure 5-4. what would most likely happen to the organisms in this ecosystem if the algae began to disappear

I'll give it to you simple...

Explanation:

...something eats the algae, and relies on it. Algae dispears, so does the thing that relies on it, and the thing that relies on the thing... so on... the ecosystem would completely UNFOLD.

there are 35 white marbles

step-by-step explanation:

y- yellow marbles

4y + 5 = 45

subtract 5 from both sides

4y = 40

divide for from both sides

y = 10

plug in 10 to get 40 yellow marbles then subtract by 5 to get 35 marbles

thus there are only 10 yellow marbles

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.