C I think is the answer but idk
Answer:
When you eat, food passes from the throat to the stomach through the esophagus. A ring of muscle fibers in the lower esophagus prevents swallowed food from moving back up. These muscle fibers are called the lower esophageal sphincter
Explanation:
Answer:
They are Y shaped proteins that work kind of like a laser on a gun in a sense
Explanation:
They latch on to intruders and serve as signals to the immune system to attack the bacteria they have launched on to. After the Bacteria has been destroyed they also stay around and remember what that bacteria looked like so your body can try and stop that type of bacteria sooner and more effectively.
Answer:
moose is the answer
Explanation:
I think I had it in my 5th grade test
Answer:
The first one is in metaphase
Explanation:
