Describe the functions and relationship between genes, DNA, Chromosomes, and RNA DNA also known as deoxyribonucleic acid is made up of nucleotide. These nucleotides are arranged along the backbone. It is generally used to make protein. DNA are often called the blueprint of life since it contains all components of a cell. Genes are known as the basic unit of inheritance. Human traits are passed on one generation to another in the form of genes. Chromosome are long strands of DNA. Chromosomes contain many genes with stretches of DNA. Chromosomes are wrapped around proteins called histones. To make a protein, DNA mush be unwound from its histones. This is a control the body has over the production of proteins. RNA also known as the ribonucleic acid, it is a single strand of nucleotide unit. Sugar is DNA is deoxyribose while in RNA it is ribose.
What is glia and where are they found. Describe the structures of five types of glia Glia cells are found in the central
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This is an inherited disease that causes a progressive breakdown of nerve cells in the brain. It is associated with memory loss, depression, and hallucinations. Symptoms may include arm jerks, involuntary writing movements, abnormal eye movements, and facial twitches. This disease is progressive and incurable.
What is polysomnography? Describe the three techniques used to produce a polysomnography This is a test used to study and records the brain waves, oxygen level in the blood, heart rate and breathing also the eye and leg movement during sleep. Electroencephalogram: used to measured and record brain wave activity. Electromyogram: used to record muscle activity such as face twitches, teeth grinding, and leg movement. Electro-oculogram: used to record the eye movements. Electrocardiogram: used to record heart rate and rhythm.
Describe the defining characteristics of the five stages of sleep. Describe the normal sleep cycle of