Answer: 3. in the icecaps. 2. temperature. 1. the second one
Explanation:
Answer:
As the outer layer of your skin separates your body from its environment, the cell membrane (also known as the plasma membrane) separates the inner contents of a cell from its exterior environment. This cell membrane provides a protective barrier around the cell and regulates which materials can pass in or out.
Explanation:
Answer:
Explanation:
DNA replication is the process of making new copies of DNA. Transcription is the process by which DNA is copied (transcribed) to RNA. 2. DNA replication is important for properly regulating the growth and division of cells.
Answer:
25 years
Explanation:
Ossification is the process of bone tissue formation. Osteoblasts are responsible for the process of ossification. It begins when the fetus is three months old and goes on till 25 years of age. Upper limbs get ossified first, followed by lower limbs, sternum and vertebrae.
There are two types of ossification processes. When bone is directly developed using the primitive connective tissue (mesenchyme) it is called as intramembranous ossification, while in endochondral ossification cartilage is used as a precursor.
Answer:
54
Explanation:
162 divided by 3 is 54
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