From the anterior you can see the anterior intraventricular and coronary sulci. From the posterior you can see the posterior intraventricular sulcus and the posterior coronary sulcus. It's easiest to spot the sulci on the posterior side. The posterior intraventricular sulcus separates the left ventricle from the right ventricle. The coronary sulcus separates the left and right atria.
By row:
1 | 2
2 | 4
2n (same as parent) | n (half that of the parent)
Somatic (form body tissue) | Reproductive (form gametes)
Coal is a basic source of chemical energy . Wood is also a source of chemical energy . Even there are more many sources like gasoline,photosynthesis
Answer:integumentary system
Explanation:
integumentary system consists of the skin, hair, nails, glands, and nerves. Its main function is to act as a barrier to protect the body from the outside world. It also functions to retain body fluids, protect against disease, eliminate waste products, and regulate body temperature