The fluid inside a cell is cytoplasm
The correct answer is B, internal intercostal muscles and abdominal muscles would contract.
Exhalation is the flow of the breath out of the body. During forced exhalation, internal intercostal muscles contracts which lower the rib cage and decrease thoracic volume, while the abdominal muscles push up on the diaphragm which causes the thoracic cavity to contract.
What is Mutation
The major source of the genetic diversity among microorganisms upon which natural selection operates is Mutation.
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