What is the molecular basis of genetic information?   base sequences   sugar-phosphate backbone   chromatin supercoiling   phospholipids

Q: True/False: RNA polymerase II, with the help of general transcription factors alone, can transcribe…

A: Transcription is a fundamental process in molecular biology by which genetic information encoded in…

Q: An explorer discovers a strange new species of plant and sends some of the plant tissue to a…

A: Nucleosomes are the beads on a string structure present in the eukaryotes. DNA of eukaryotes packed…

Q: Describe chromatin when the CpG islands are methylated?

A: The eukaryotic chromosome is made of half DNA and half proteins. Out of total proteins, one half is…

Q: complete nucleosome contains: one H1, two H2A, two H2B, two H3 and two H4. O one H1, two H2A, two…

A: Introduction: The folding of an organism's DNA into a compact form that can fit inside the nucleus…

Q: Define facultative heterochromatin

A: Introduction  Heterochromatin: it is highly condensed region of the chromatin which remains…

Q: What are some examples of facultative heterochromatin?

A: Facultative heterochromatin is a type of chromatin that can be switched between a condensed,…

Q: An explorer discovers a strange new species of plant and sends some of the plant tissue to a…

A: Nucleic acids such as DNA or RNA are the carrier of genetic information in all organisms with the…

Q: The codon change (Gly-12 to Val-12) in human rasH that convertsit to oncogenic rasH has been…

A: The codons are the triplet sequences of the nucleotides like DNA (deoxyribonucleic acid) and RNA…

Q: Distinguish between heterochromatin and euchromatin.

A: Two types of chromatin (euchromatin and heterochromatin) are distinguishable during the interphase.…

Q: What is the genetic code and what is it used for?

A: The translation is the process of synthesis of proteins or polypeptide chains. The information from…

Q: What is the difference between facultative and constitutive heterochromatin?

A: The chromosomes are thread like structure that carries hereditary information in the form of genes.…

Q: Diagram the structure of a nucleosome

A: Nucleosome is the basic repeating unit of eukaryotic chromatin. These are believed to transfer…

Q: Differentiate between the Euchromatin and Heterochromatin

A: Chromatin is a complex of DNA and protein found in eukaryotic cells. Its primary function is…

Q: Describe nucleosome supercoiling and its relationship to the radial loop–scaffold model of chromatin…

A: DNA being a large molecule, is packed with histone proteins to form a very compact structure known…

Q: What is the structural organization of chromatin in the correct order? O 30-nm fiber, protein…

A: The Greek words chroma, which refers to color, and soma, which means body, give origin to the…

Q: How many nucleosomes form the “width” of the 300 Angstrom fiber, in chromatin packaging?

A: Each chromosome consists of a single, enormously long linear DNA molecule associated with…

Q: What is the structure of telomeres?     short, repetitive DNA sequences found at the ends of linear…

A: Telomere are present in eukaryote. Telomeres are act as cap on the tips of linear eukaryotic…