What are Hemoglobin? (also known as Hb or Hgb)
Red protein for transporting oxygen to muscle cells
White blood cells
Red blood cells
Red protein for transporting oxygen in blood
Hemoglobin is a protein that can be found in blood & carries oxygen from the lungs to the rest of the body. (Not only muscles)
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How do baby birds get oxygen inside their eggs?
They have a large oxygen supply from the start
Oxygen is created during protein reduction
Oxygen comes in through pores in the shell
They don't need oxygen at all
How deep is the root system of a giant sequoia?
4 meters (13 feet)
20 meters (60 feet)
40 meters (130 feet)
80 meters (260 feet)
What is the name of this butterfly species?