D.
Since she's not driving her car, there is no carbon emissions emitting from her car. Thus, there will be less carbon dioxide in the atmosphere in comparison if she were to drive her car. Good luck!
Answer:
Incorrect
Explanation:
In the bone modelling process, osteoblasts a responsible for bone formation and osteoclasts are responsible for bone resorption. In the young adult during growth, the formation of bone exceeds the resorption of bone to maintain bone mass. Therefore,
As we get older, bone formation decreases due to reduction in osteoblastic activity and numbers and bone resorption increases as a result of sex hormone deprivation, this will result in decreased bone mass (osteoporosis). Therefore, osteoclastic activity would have to exceed osteoblastic activity in order or osteoporosis to develop
Answer:
true
Explanation:
The centrosome is a cellular organelle which is the main microtubule organizing centre in an animal cell which also regulates the process of cell-cycle.
They are made up of two centrioles which are right angled to each other and is composed of a protein known as tubulin.
So the statement is true.
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