The <span>attraction between a slightly positive hydrogen atom and a slightly negative atom often oxygen or nitrogen</span> is called covalent bonding. This type of bond happens when electrons are being shared by atoms in order to be more stable. Hope this answers the question.
Samples of CSF for diagnostic purposes are normally obtained by placing the tip of a needle into the subarachnoid space, usually between the third and fourth lumbar vertebrae.
CSF (Cerebrospinal fluid) is made up of tissue that lines the hollow spaces in the brain, and that hollow space is known as ventricles. This fluid flows in and around the human brain and spinal cord in order to provide cushion them from injury and provide nutrients.
Subarachnoid space consists of the cerebrospinal fluid (CSF), major blood vessels, and cisterns. The main function of the subarachnoid space is to protect CSF which cushions the brain and the spinal cord, and It also provides nutrients and removes waste.
Learn more about subarachnoid space here
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Answer: A phagocytosis
Explanation:
This involves the engulfing of solid matter or living organisms by other organisms known as phagocytes during their feeding process.
Answer:
Mutation
Explanation:
A mutation is a change in the sequence of genetic letters, called bases, within a molecule of DNA.
