Serous membrane is a thin membrane with two layers that lines and covers the wall and organs of the thoracic and abdominopelvic cavities, these organs includes the heart, lungs and the body cavity. Its role is to prevent friction between the organ and the body cavity wall. The membrane is formed by simple squamous epithelium which are filled with connective tissues.
The right answer is thinking.
The "thinking" is not a reflex, it is a competence that the newborn will acquire a few months after his birth.Studies have shown that babies begin to think 4 months already, they have an idea about the laws of physics. He continues to reconstruct the image he makes of the world according to the latest information he receives.
At 8 months, his brain already models the probability of future action by confronting his memory with the information his senses provide. One of the keys to human intelligence.
The question here is, is glucose a protein? No, it's not; it's a carbohydrate.
So pepsin would not break it down: it would most probably not react with glucose at all, since pepsin breaks down proteins, not carbohydrates. <span />
Abiogenesis is another name for spontaneous generation.
The correct answer to go in the blank would be ''laws''.