What is a histone - Study guides, Class notes & Summaries

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...

[WARNING: INVALID] 1. What does this experiment tell us? Choose ALL that apply. A. Both B cells and T cells can produce antibodies. B. Both B cells and T cells have memory functions. C. Both B cells and T cells are required for an antibody response. D. B cells are required for an antibody response in the absence of T cells. E. B cells and T cells are co-localized and produce synergetic effects in bone marrow and thymus. correct answersanswer: c type: x 2. In 2090, a human popula...

BIOL 1001 LSU Mitosis and Meiosis Questions and Answers 100% Pass 1. **What is a portion of a DNA molecule wound around a "bead" of histone protein called?** - a. spindle - b. centromere - c. cell cycle - d. nucleosome Answer: D. Nucleosome *Did you know? Histones play a crucial role in regulating gene expression by controlling access to DNA.* 2. **How many chromosomes are found in a eukaryotic cell?** - a. is constant during the life cycle - b. is dependent on the age of t...

ASU BIO 181 Exam 1 Questions and Answers Already Passed A single celled Eukaryotic organism: Has a limited number of biomolecular machines Must find food, shelter, a mate, and reproduce Must escape from predators Actin Filaments are present in: The cell's cortex After a cell is pancake-shaped in a dish, what is the order of events in which a cell walks? Filapodia, lamellipodia, cell muscle, retraction fiber. An important checkpoint regulator is at the Gap 2/M-phase transition....

Biochemistry Section-USMLE Step 1 2024 Questions and Answers which histone ties DNA-histone nucleosome beads into more condensed structures? - answerH1 is DNA acidic or basic? - answeracidic what type of aa are histones made of? are they acidic or basic? - answerlysine and arginine; basic is heterochromatic more accessible or less accessible to TF? euchromatin? - answerless; more if a cell has a hyperchromatic or condensed nucleus is it undergoing transcription etc? - answerno what ar...

TEST BANK for Fundamentals of Molecular Virology 2nd Edition by Acheson. Package Title: Testbank Course Title: Acheson 2nd edition Chapter Number: 01 Question type: Multiple Choice 1) Which of the following terms describes the protein shell that surrounds the viral genome? a) capsid b) envelope c) matrix d) virion e) capsomere Answer: a 2) Which of the following would not be a nucleic acid form found in a viral genome? a) dsDNA b) ssDNA c) dsRNA d) ssRNA e) an RNA:DN...

Biology 1406 Exam 3 Questions and Answers Rated A+ 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) Mos...

MCB4304 Exam Questions & Answers 2024/2025 Why does the estimated number of protein coding genes in prokaryotes correlate well with genome size? - ANSWERSBecause most genes are coding regions and prokaryotic DNA do not have introns Why does the estimated number of protein coding genes in eukaryotes correlate poorly with genome size? What is the estimated number of genes in humans? - ANSWERSBecause Euks have introns and some of our genes are regulatory sequences and non-coding DNA. many g...

ASU BIO 181 EXAM 1 QUESTIONS AND ANSWERS ALREADY PASSED A cancer cell will be anchorage-dependent for growth and immortal. FALSE A cell that is anchorage-dependent for growth will also exhibit contact inhibition. TRUE A cell that is itself an organism must have a minimum of four needs presented in lecture. List these four things. Find food, find shelter, find a mate, and reproduce A normal cell is ____________and _________________for growth. Mortal Anchorage-dependant A norma...