MCB 2050

MCB 2050 Midterm Review (Answered) 2025/2026. 100% Verified. 117Q&A. What is the generic name of enzymes that recognize palindromic sequences in dsDNA and cleave the DNA at that location? Restriction endonucleases The kind of ends following restriction endonuclease digestion that results in single stranded DNA overhangs are called: Cohesive (or sticky) ends DNA fragments with compatible overhangs that have annealed together can be joined with this enzyme: DNA ligase The name of the part...

MCB 2050 Lecture Notes #1 2025/2026 (Flash Cards) 100% Verified. Eukaryotes are multicellular. What does this compartmentalization achieve? Compartmentalization allows for complex eukaryotic gene regulation. What does complexity achieve? Multiple levels of gene control. Therefore, what do both compartmentalization and complexity facilitate in eukaryotes? Complex gene regulation. Eukaryotes are differentiated and grow at different rates. How is complex gene regulation advantageous? 2 typ...

MCB 2050 Midterm Prep (Answered) 2025/2026, 100% Verified. 206Q&A. RNA polymerase I - in nucleus of eukaryotic cells - transcribes Pre-rRNA (28S, 18S, 5.8S rRNAs) - make ribosome components and synthesize proteins RNA polymerase II - in nucleus of eukaryotic cells - transcribes mRNA, snRNAs, siRNAs, and miRNAs - encodes protein, RNA splicing, chromatin-mediated repression, and translation cotrol mRNA - messenger RNA - transcribed by RNA polymerase II - encodes protein snRNAs - ...

MCB 2050 EXAM REVIEW (Answered) 2025/2026, 100% Verified. 494Q&A. Nucleus largest organelle, primary difference bt eu/prokaryotes "control centre" Nuclear 'compartmentalization' nucleoplasm, nuclear matrix, nuclear envelope, nuclear lamina Nuclear envelope boundary bt cytoplasm and nucleus nuclear pores 'doorways' in the nuclear envelope. Regulate transport in/out of nucleus nucleolus

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MCB 2050 Final Exam Questions With Complete Solutions

MCB 2050 Exam Questions With Correct Answers A+ ______ are single celled organisms - Answerprokaryotes ______ are multicell primarily - AnswerEukaryotes Transcription in eukaryotes takes place on ____ wrapped in ______ - AnswerDNA, Chromatin _____ Unwinds and opens the closed chromatin - AnswerPioneer transcription factors What is heterochromatin? - AnswerIntensely stained regions of chromosomes Where are inactive genes found? - AnswerIn heterochromatin Where are active genes found - Ans...

MCB 2050 Exam Questions With Correct Answers A+ What is DNA restriction mapping? - AnswerCreate physical maps of DNA based on size of restriction enzyme fragments. Mapping requires the comparison of digestion patterns from different RE used individually and in combination. Describe the process of Southern blotting. What is it used for? - AnswerCut genomic DNA with RE, separate fragments on a gel, transfer DNA fragments to a membrane, detect specific fragment by hybridization with radioact...