Answer:
in the wall of the right atrium of the heart.
Explanation:
The sinoatrial node (SA), consisting of spindle-shaped cells, initiates the electrical activity of the heart. From its location in the right atrium in proximity to the superior vena cava, the electrical activity spreads to the atria, whose cells are larger than those of the SA.
Answer:
chickens
Explanation:
there are 25.9 billion of them
Answer:
it can happen through animals like birds bees and other things or through wind
Explanation:
sorry this is such a simple answer
Answer:
Osmoregulation is an example of a negative feedback, homeostatic control system. This system detects changes in the salinity of the water Chinook salmon live in, working to keep the body water concentration constant.
Explanation:
The four phases in the life cycle of a cell and place the events in order, starting with events that occur immediately after the cell was born are:
- The first gap (G1)
- The synthesis (S)
- The second gap (G2)
- M
<h3>What is a cell?</h3>
A cell can be defined as simplest, basic, functional and structural unit of life
In conclusion, the four phases in the life cycle of a cell and place the events in order, starting with events that occur immediately after the cell was born are:
first gap (G1), synthesis (S) scond gap (G2) and M
Learn more about cells:
brainly.com/question/2622341
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