The answer would be D. Lactic Acid fermentation because this type of fermentation is anaerobic, or doesn't require oxygen.
The correct answer is Fibrin.
Fibrin is a fibrous, non-globular protein involved in the clotting of blood. It is formed by the action of the protease thrombin on fibrinogen which causes it to polymerize. The polymerized fibrin together with platelets forms a homeostatic plug or clot over a wound site.
Answer:Most of this gas is hydrogen (about 70%) and helium (about 28%). Carbon, nitrogen and oxygen make up 1.5% and the other 0.5% is made up of small amounts of many other elements such as neon, iron, silicon, magnesium and sulfur.
Explanation:
.
Tree > bird > red fox > bear
tree is the producer. bird is the 1 consumer. red fox is secondary consumer. bear 3rd consumer.
about 8% of energy is being transferred