Biology, 17.02.2021 17:10 alex7881

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osteogenesis imperfecta (oi) refers to a congenital ailment of bones. in the condition, the bones become brittle or fragile. this ailment is a general result of the defect or mutations in the genes (colia1 or colia2). this mutation results in imperfect collagen formation either in quantity or quality wise.

there are eight kinds of oi defects, and each kind varies with certain distinctions in symptoms. the usual symptoms include frequent bone fractures, loss of hearing in infants, protruding eyes, discoloration of the white in the eyes, respiratory issues, loosening of the joints, short stature, and other symptoms.

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artificial selection

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this occur when man select base on their intelligent

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This depends on the neurotransmitter deficiency. neurotransmitters are often decreased or imbalanced in the setting of mental health or psychiatric disorders as well as various neurologic disorders. for instance, the deficiency of the neurotransmitter dopamine is one of the main etiologic causes of parkinson's disease; the deficiency of the most abundant neurotransmitter acetylcholine will lead to body weakness similar to myasthenia gravis or lambert-eaton syndrome. in conclusion, the affectation of low levels of neurotransmitters depends on the neurotransmitter involved.

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The steps of forming the protein glutathione are : 1: firstly the dna segment is replicated using enzymes. replication of the dna molecule is necessary for ensuring that each cell has a copy of the dna after the cell division.2. after that, a segment of dna that has the information on how to build this protein called a gene is transcribed to mrna. rna polymerase initiates transcription to form mrna.3. the mrna now holds the information on how o build the glutathione protein. the information is coded in the sequence of the nucleotides. each triplet ( a sequence of three nucleotides) is a code for one amino acid. another rna molecule, the trna, activates amino acids to bind to the peptide bonds and form the sequence of the amino acids of the protein. afterward, amino acids bind to peptide bonds to form the protein.

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