Euchromatin Study guides, Class notes & Summaries

MB (ASCP) Exam questions and answers latest 2023Predominant form of DNA Right-handed B DNA and histone interaction is due to what type of bond? Ionic What stains to the minor groove of DNA duplex? SYBR Green What is the most abundant type of RNA? Ribosomal RNA (rRNA) What does RNA act as in a retrovirus? Genome and mRNA What increases half-life of mRNA? 5' Methyl Cap What kind of DNA is most likely to be transcriptionally active? Euchromatin ...

histones are rich in which 2 AA's (Ans- lysine & argenine Barr bodies (what, type of chromatin) (Ans- inactive X chromosomes heterochromatin (highly condensed, sterically inaccessible) less condensed, transcriptionally active, sterically accessible chromatin (Ans- euchromatin DNA methylation at CpG islands (Ans- represses transcription "CpG Methylation makes DNA Mute" DNA methylation (what is methylated and why?) (Ans- template strand cytosine and adenine are methylate...

Cell division is used for which of the following ? Reproduction of single-celled organisms, growth of multicellular organisms, repair and replacement of cells, and sperm and egg production Asexual and sexual reproduction differs in that sexual reproduction_____________ Can produce great variation among the offspring (Meiosis) Asexual Reproduction ____________ Produces offspring genetically identical to the parent (Mitosis) Most of the time, DNA is in the form of____________ Euchromatin W...

BIOL 2300 Quizzes 1-7 Latest Update Graded A+ DNA is negatively charged because a. the ribose sugars of DNA are positively charged b. the ribose sugars of DNA are negatively charged c. the nitrogenous bases are negatively charged d. the phosphate backbone of DNA is negatively charged e. DNA is not acidic d. the phosphate backbone of DNA is negatively charged DNA replication is a. semi-conservative b. dispersive c. conservative d. error prone a. semi-conservative Define D...

Predominant form of DNA - Right-handed B DNA and histone interaction is due to what type of bond? - Ionic What stains to the minor groove of DNA duplex? - SYBR Green What is the most abundant type of RNA? - Ribosomal RNA (rRNA) What does RNA act as in a retrovirus? - Genome and mRNA What increases half-life of mRNA? - 5' Methyl Cap What kind of DNA is most likely to be transcriptionally active? - Euchromatin What is the most common type of eukaryotic DNA? - Satellite DNA What specimen h...

Predominant form of DNA - Right-handed B DNA and histone interaction is due to what type of bond? - Ionic What stains to the minor groove of DNA duplex? - SYBR Green What is the most abundant type of RNA? - Ribosomal RNA (rRNA) What does RNA act as in a retrovirus? - Genome and mRNA What increases half-life of mRNA? - 5' Methyl Cap What kind of DNA is most likely to be transcriptionally active? - Euchromatin What is the most common type of eukaryotic DNA? - Satellite DNA What specimen h...

Predominant form of DNA - Right-handed B DNA and histone interaction is due to what type of bond? - Ionic What stains to the minor groove of DNA duplex? - SYBR Green What is the most abundant type of RNA? - Ribosomal RNA (rRNA) What does RNA act as in a retrovirus? - Genome and mRNA What increases half-life of mRNA? - 5' Methyl Cap What kind of DNA is most likely to be transcriptionally active? - Euchromatin What is the most common type of eukaryotic DNA? - Satellite DNA What specimen h...

histones are rich in which 2 AA's - correct answer lysine & argenine Barr bodies (what, type of chromatin) - correct answer inactive X chromosomes heterochromatin (highly condensed, sterically inaccessible) less condensed, transcriptionally active, sterically accessible chromatin - correct answer euchromatin DNA methylation at CpG islands - correct answer represses transcription "CpG Methylation makes DNA Mute" DNA methylation (what is methylated and why?) - correct answer tem...

Predominant form of DNA - Right-handed B DNA and histone interaction is due to what type of bond? - Ionic What stains to the minor groove of DNA duplex? - SYBR Green What is the most abundant type of RNA? - Ribosomal RNA (rRNA) What does RNA act as in a retrovirus? - Genome and mRNA What increases half-life of mRNA? - 5' Methyl Cap What kind of DNA is most likely to be transcriptionally active? - Euchromatin What is the most common type of eukaryotic DNA? - Satellite DNA What specimen h...

MB (ASCP) Exam Questions & Answers 2024 Predominant form of DNA - ANSWER-Right-handed B DNA and histone interaction is due to what type of bond? - ANSWER-Ionic What stains to the minor groove of DNA duplex? - ANSWER-SYBR Green What is the most abundant type of RNA? - ANSWER-Ribosomal RNA (rRNA) What does RNA act as in a retrovirus? - ANSWER-Genome and mRNA What increases half-life of mRNA? - ANSWER-5' Methyl Cap What kind of DNA is most likely to be transcriptionally active...