Answer
Protein is synthsized at ribosome
Reason:
Ribosome is that organelle of cell which is responsible for the synthesis of protein from sequence of mRNA.
Answer:
It it not, In the dispersive model, one of the two resulting double helices is made of two old strands, and in the semiconservative model the other is made of two new strands.
Answer:
Why the red blood cell disc in shape is because that is how blood cells carries oxygen around. This is why blood type is important, and how people with a blood type of AB negative is so rare, this is because the AB negative blood cells doesn't have the shape to carry the oxygen needed for the body.
Hope this helps!
This sums up most of them
Reaches earth by Radiation