1. Nucleus step1: DNA is transcribed into mRNA
2. Ribosome step2: mRNA is translated into protein
3. Endoplasmic Reticulum step 3: Newly synthesised proteins are transported.
4. Golgi apparatus Step 4: Proteins are modified then transported away
In Golgi body or apparatus, the proteins are modified, sorted and packaging occurs for secretion.
Any change or random error in a DNA sequence is called a mutation.
B) the amount of available resources
1. During inhalation the diaphragm contracts or moves down, what happen to the chest
cavity?
a. Expand