What is a nucleoid? a structure that is responsible for the production of ribosomes in eukaryotic cells the portion of DNA that is active or "switched on" in the nucleus an artifact that is found in dead eukaryotic cells a special piece of DNA that controls the activities of the nucleus a region in the cytoplasm of bacterial cells where DNA is found

What is a nucleoid? a structure that is responsible for the production of ribosomes in eukaryotic cells the portion of DNA that is active or "switched on" in the nucleus an artifact that is found in dead eukaryotic cells a special piece of DNA that controls the activities of the nucleus a region in the cytoplasm of bacterial cells where DNA is found

Biology (MindTap Course List)

11th Edition

ISBN:9781337392938

Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg

Publisher:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg

Chapter10: Chromosomes, Mitosis, And Meiosis

Section: Chapter Questions

Problem 1TYU: A nucleosome consists of (a) DNA and scaffolding proteins (b) scaffolding proteins and histones (c)...

See similar textbooks

Similar questions

In eukaryotic chromosomes, DNA wraps around_____ . a. histone proteins d. centromeres b. sister chromatids e. nucleosomes c. the double helix f. mutations
Since the above Alu sequence used to code for a functional protein in the past, but no longercodes for a functional protein at the present time, it is most properly defined as:A. a variable repeat nucleotide polymorphismB. a pseudogeneC. euchromatinD. an exonE. a codon
Nucleosomes can change the spacing between them to regulate gene expression by modifying the: Nucleotides Histone tails Nucleosome itself DNA backbone
During replication, new nucleosomes assemble on thedaughter DNA molecules. Regulatory proteins bind to thedaughter DNAs and recruit histone-modifying enzymes tore-create the parental ___________structure.
Bacteria are prokaryotic cells, i.e., they do not have a membrane-delimited nucleus. Eukaryotes have cells with a delimited nucleus. Where in these types of cells can DNA be found?
A nucleosome consists of (a) DNA and scaffolding proteins (b) scaffolding proteins and histones (c) DNA and histones (d) DNA, histones, and scaffolding proteins (e) histones only
Eukaryotic mRNA: usessnRNPs to cut out introns and seal together translatableexons. uses a spliceosome mechanism made of DNA to recognizeconsensus sequences to cut and splice. has a guanine cap on its 39 end and a poly(A) tail on its 59 end. is composed of adenine, thymine, guanine, and cytosine. codes the guanine cap and poly(A) tail from the DNAtemplate.
Eukaryotic and prokaryotic ribosomes are similar in that: a. both contain a small subunit, but only eukaryotes contain a large subunit. b. both contain the same number of proteins. c. both use mRNA to assemble amino acids into proteins. d. both contain the same number of types of rRNA. e. both produce proteins that can pass through pores into the nucleus.
Which structure in the eukaryotic chromosome is about 11 nm in diameter, contains 8 histone proteins and a short region of double-stranded DNA, and is easily accessible to transcription? the heterochromatin the supersolenoid the radial minibands the solenoid the nucleosome
Where in a eukaryotic cell is DNA made and live? In the nucleus In the cytosol In the plasma membrane In mitochondria Both A and D
Because the polymerization of nucleotides is an endergonic process, energy is required for it to occur. What does DNA polymerase use as its energy source? Group of answer choices ATP that is broken into ADP and P and released Energy from photons of light Entropy created from protein digestion Nucleotides incorporated into a growing chain provide their own energy in the form of trinucleotides
. Which structure in the eukaryotic chromosome is about 700-840 nm in diameter, contains scaffold proteins, lamins, and topoisomerases, in addition to histone proteins, and is transcriptionally silent? the radial minibands the solenoid the nucleosome naked DNA the euchromatin