Answer:
Explanation:
Proteins are made up of hundreds or thousands of smaller units called amino acids, which are attached to one another in long chains. The sequence of amino acids determines each protein's unique 3-dimensional structure and its specific function.
A) Soil pH is a characteristic that describes the relative acidity or alkalinity of the soil of the Soils are considered acidic below a pH of 5, and very acidic below a pH of 4. Conversely, soils are considered alkaline above a pH of 7.5 and very alkaline above a pH of 8
B) While there's logic in that, dogs don't just love treats, they also love new treats. Most dogs get very excited at the sight of a new treat even if the old one is still their favorite. Keep giving them the old ones as well if they prefer it, but also add a little diversity of a they be grateful
C) the important meeting one whose outcome affects you and your team the after it happens. When you’re overlooked for a meeting it feels bad personally and professionally
D) the long term running changes your vascular system; your heart size grows, the heartbeat rate decreases and your arteries widen. They may get harder with the build up of plaque as the studies indicate, but it's not clear that that's a bad thing

The correct answer is letter A: the circulatory system removes waste from the tissues by converting carbon dioxide-rich blood into oxygen-rich blood that can be circulated throughout the body to support its several functions. Without the lungs the human body will not be able to process converting blood cells into oxygen-rich cells in the body.
A secondary source is anything written after the fact
Answer:
A. Balance
Explanation:
The cerebellum receives information from the sensory systems, the spinal cord, and other parts of the brain and then regulates motor movements. The cerebellum coordinates voluntary movements such as posture, balance, coordination, and speech, resulting in smooth and balanced muscular activity. It is also important for learning motor behaviors.