Answer:
The periosteum is one source of precursor cells which develop into chondroblasts and osteoblasts that are essential to the healing of bone. Other sources of precursor cells are the bone marrow (when present), endosteum, small blood vessels, and fibroblasts.
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
#SPJ1
<span>After seeing what logging had done to other parts of Africa, in 1999 the countries of the Congo Basin decided to find a way to protect the environment and in 2000 put laws into place to make sure that logging and other things didn't have a negative impact of the environment.</span>
ERGONOMIC keyboards such as "Microsoft Natural Keyboard" can help prevent injuries from using the keyboard for long periods of time. Posture related injuries result from long use of laptops and computers. The ergonomic keyboards are easily adjustable by adjusting height in a particular angle.
