Answer:
True
Explanation:
There are two type of hormones:
- Steroids, which are synthesized by chemichally modifying cholesterol
- Peptidic hormones, which are proteins, and as such, are made with aminoacids.
1. Jesi's body is experiencing a reaction to an external stimulus.
<span>2. The
parasympathetic nervous system brings the system back to normal after
the sympathetic nervous systems signals to release adrenaline.
3. </span><span>As blood pressure greatly decreases, blood flow decreases, and blood pressure drops more.</span>
Plants get nitrogen from the soil but it has to be turned into nitrates (by lighting or nitrogen fixation); this because nitrogen in the air is very unreactive, Then the animal eats the plant.
Bacteria can get nitrogen simply from the air
True, magma is molten material from the mantle that has reached earths surface, also known as lava
