For the leaves to be presearved as fossil, they have to undergo a natural process of carbonization. This involves a slow chemical reaction with water over time that allows oxygen, nitrogen, and hydrogen to escape the leaves’ structure as gases leaving behind a carbon skeleton/film.
The miller Spike Shamber Where did Stanley Miller hypothesize the site of chemical evolution? A. The atmosphere B. Volcanic mud pools C. Deepwater volcanic events D. Geyser pools
Answer:
Elastin
Explanation:
The elastin is defined as an extracellular matrix protein which lends to the elasticity and also resilience to the tissues such as the lungs, skin, arteries, tendons, and the ligaments.
Elastin synthesized from precursor molecule named tropoelastin.
Elastin is the fibrous protein which gives the skin its flexibility and also helps the skin regain its shape.
About 280 days or 40 weeks. A preterm or so called premature baby is delivered before 37 weeks of the mothers pregnancy.
White blood cells protect you against illness and disease. so Protect against pathogens
