NROS 310 Exam 1 questions with correct answers
Describe the function of the following cellular structures or organelles: nucleus, endoplasmic reticulum, ribosomes, peroxisomes, lysosomes, mitochondria, golgi apparatus, plasma membrane. - Answer . If all cells in an organism have the same genomic DNA, what makes a liver cell different than a neuron? - Answer translation of different proteins what DNA gets expressed as protein-protein interactions What are the nucleotides that make up DNA and how do they interact? What are the benefits of having two strands of DNA rather than a single sequence? - Answer Adenine, Guanine, Cytosine, Thymine. They are H-bonded together. What is the definition of a gene? - Answer a unit of heredity which is transferred from a parent to offspring and is held to determine some characteristic of the offspring What is the definition of chromatin? - Answer the material of which the chromosomes of organisms other than bacteria (i.e., eukaryotes) are composed. It consists of protein, RNA, and DNA. What is the function of histones and why are they necessary
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