Spanish 2 Final Exam 2024/2025 100% CORRECT ANSWERS VERIFIED ALREADY PASSED

GEM Final Exam 2024 100% VERIFIED ANSWERS 2024/2025 CORRECT Which of the following statements is TRUE: - Trillions of human cells are present in the human body - Trillions of bacterial cells are present in the human body - The human genome is composed of billions of base pairs - Thousands of genes are encoded within the human genome - All the above statements are true All the above statements are true Which of th e following genomes are NOT part of our microbiomes? - Eukaryotic genomes - Fungal genomes - Mitochondrial genomes - Bacterial genomes - None of the above are found in our microbiomes Mitochondrial genomes Identify the WRONG statement below: - DNA serves a s a template during transcription to produce mRNA - mRNA is a double -stranded copy of a gene used in translation - mRNA serves as a template during translation to synthesize proteins - Gene expression is crucial for protein production from genes - Gene exp ression can be regulated by non -coding DNA mRNA is a double -stranded copy of a gene used in translation Which factors influence an individual's health? - Genetic ancestry - Ancestor environments - Current living environments - Microbiomes within them - All of the above All of the above What genetic mechanisms make personal genomes unique? - Genetic recombination - Base mutations - Insertions and deletions - Chromosomal rearrangements - All of the above All of the above Which of the following statements is F ALSE? - Proteins vary in the lengths of their sequences - Disease mutations are generally dominant - Individuals vary in the number of copies of a gene they have - Centromere locations in chromosomes are not fixed among species - Genes vary in the number o f disease mutations Disease mutations are generally dominant Which of the following types of mutations ALWAYS leads to a disease? - Nonsynonymous mutations - Mutations in non -coding DNA regions - Insertion of a DNA segment - Deletion of a DNA segment - None of the above None of the above Which genotypes could lead to a disease when dealing with a recessive mutation? - Only homozygous recessive (aa) - Only heterozygous (Aa) - Only hemizygous (*a) - Genotypes aa and *a - Genotypes Aa and aa Genotypes aa and * a What could cause a beneficial mutation to be eliminated from a population? - Random genetic drift - By turning into a maladaptation - Migration to a new environment - Elimination of pathogens - All of the above All of the above What is the most common ef fect of new nonsynonymous mutations? - They are detrimental - They are beneficial - They are neutral - They are X -linked - They are Y -linked They are detrimental Why do we observe more disease mutations than expected on the X chromosome? - The presence of only one active copy of X -linked genes - The X chromosome has more than the expected number of genes