<span>the high expense; electron microscopes are costly</span>
All of them, they are all very important factors to test for the identifying
Answer:
haemoglobin
Explanation:
Inside the air sacs, oxygen moves across paper-thin walls to tiny blood vessels called capillaries and into your blood. A protein called haemoglobin in the red blood cells then carries the oxygen around your body
Answer:
There are two possibilities: The offspring can either be HH or Hh; therefore, there is a 50% chance of the offspring being one of the two above. This means that there is a 50% chance off the offspring being tall or short.