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What is meant by a phenotype ratio in a Punnett square?(1 point) Responses the number of alleles in possible offspring the number of alleles in possible offspring the number of genes that are possible in offspring the nu...
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Describe the relationships among genes, DNA, and traits.(1 point) Responses Traits determine the DNA in genes. Traits determine the DNA in genes. Traits are made of genes, which are composed of DNA. Traits are made of ge...
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Hox genes are regulatory genes in multicellular animals that code for transcription factors that determine the basic body plan in a developing embryo. They act as switches that turn other genes on and off. Scientists hav...
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The removal of sections of RNA, called introns, occur at which regulation step in eukaryotic cells?(1 point) Responses mRNA life span mRNA life span post-translation post-translation RNA processing RNA processing chromat...
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prokaryotic cells, repressor proteins bind to a section of DNA called a/an(1 point) Responses repressor. repressor. operator. operator. promoter. promoter. chromatin.
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What would happen if a cell transcribed and translated a gene’s intron by mistake?(1 point) Responses Additional amino acids would be inserted into the chain. Additional amino acids would be inserted into the chain. The...
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What is one difference between gene regulation in prokaryotes and eukaryotes?(1 point) Responses Prokaryotes do not store their genes in a nucleus like eukaryotes do. Prokaryotes do not store their genes in a nucleus lik...
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Stella described protein synthesis as a process that makes the necessary proteins for the human body to function. She explained the process in the following steps. DNA is transcribed into mRNA. Amino acids form a chain....
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Which of the following best describes how a liver cell and skin cell have the exact same DNA sequence and yet look different and perform different functions?(1 point) Responses The tRNA uses a different sequence in each...
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Look at the DNA sequence. DNA Sequence C G T T A C T G C A A T G C A A T G A C G T T A Which sequence shows a substitution mutation? (1 point) Responses DNA Sequence C G T T A C T G C A A T G C A A T G A C G T T A Table...
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What type of mutation is shown below? DNA Sequence: TTA-GCG-ATC Copy of DNA Sequence: AAC-TCG-CTA-G (1 point) Responses Insertion Insertion Deletion Deletion Substitution Substitution Inversion Inversion
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Which of the following demonstrates the central dogma of molecular biologists?(1 point) Responses Proteins replicate DNA which gives the expression of traits to an organism. Proteins replicate DNA which gives the express...
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