NEET-UG

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#1 · Which organelle is the principal site of aerobic ATP production in eukaryotic cells?

BiologyBiologyoriginal

MitochondrionGolgi apparatusLysosomeNucleolus Leave unanswered

#2 · Which cell structure contains ribosomal RNA synthesis sites?

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LysosomeCentrosomeVacuoleNucleolus Leave unanswered

#3 · Which enzyme joins Okazaki fragments?

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AmylasePepsinDNA ligaseRNA polymerase Leave unanswered

#4 · Which nitrogenous base occurs in RNA instead of thymine?

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AdenineGuanineCytosineUracil Leave unanswered

#5 · What is the complementary DNA sequence to 5′-ATGC-3′, written antiparallel?

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3′-CGTA-5′3′-UACG-5′3′-ATGC-5′3′-TACG-5′ Leave unanswered

#6 · During which meiotic stage does crossing over usually occur?

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Anaphase IIPachytene of prophase IMetaphase IITelophase I Leave unanswered

#7 · What is the usual phenotypic ratio in a Mendelian monohybrid F2 with complete dominance?

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1:19:3:3:11:2:13:1 Leave unanswered

#8 · Which genotype is used in a test cross for a single gene?

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Any dominant phenotypeHomozygous recessiveHomozygous dominantAny heterozygote Leave unanswered

#9 · How many chromosomes occur in a typical human somatic cell?

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44464823 Leave unanswered

#10 · What is the start codon in standard translation?

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AUGUAAUGAUAG Leave unanswered

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