Q: To define an SMC (structure maintenance of chromosomes) complex and give two example.
A: Introduction Chromosomes are thread-like structures found within the nucleus of both animal and…
Q: Eukaryotic chromosomes are composed ofa. DNA. c. histones.b. proteins. d. All of the above
A: Chromosomes are the rod shaped, dark stained bodies which are most prominently seen in the metaphase…
Q: In a nucleosome, the DNA is wrapped around(A) histones.(B) ribosomes.(C) polymerase molecules.(D) a…
A: The chromosomes are tightly packed bundles of chromatin. The chromatin consists of nucleosomes…
Q: A gene is made up of (choose one: RNA, protein, DNA, carbohydrate).
A: A gene is the functional unit of inheritance. These are made up of DNA. These genes contains…
Q: in cells, most RNA molecules are___ ; most DNA molecules are____ . a. single-stranded;…
A: Cell exhibits genetic material, which helps in the regulation and control of all cellular functions…
Q: Nucleosomes consist of a core of histones around which DNA is wrapped arround. ylan O İhi
A: Nucleosomes is the basic structural unit for packing dna.it consisi of H2A,H2B,H3,H4 and H1 and…
Q: Having the correct number and structure of chromosomes is not enough. What else is important?
A: A cell’s DNA set is called its genome. Most prokaryotes have a single circular DNA chromosome, the…
Q: In a nucleosome, the DNA is wrapped around ribosomes a thymine dimer polymerase molecules histones
A: Nucleosome Nucleosome is a segment of DNA that wrapped around a protein core.
Q: In nucleosome, the DNA is wrapped around a. histones b. ribosomes c. polymerase molecule d. a…
A: The nucleosome is the fundamental subunit of chromatin. They are structural building blocks of the…
Q: In the DNA sequence 5'-ACTG-3', the phosphodiester linkage between the cytosine and the thymine…
A: DNA Deoxy-Ribo-Nucleic is a molecule which stores the genetic information and instructions for…
Q: After DNA replication a eukaryotic chromosome
A: Step 1 Replication is the formation of exact carbon copies of a substance. It occurs in the case of…
Q: Describe the structure of the nucleus and its outstanding features.
A: Nucleus is a membran- bound structure which contains the cell’s hereditary genetic information i.e…
Q: Describe the way DNA is organized in a chromosome.
A: In the nucleus of every cell, the deoxyribonucleic acid molecule is prepacked into thread-like…
Q: A _is a structure made of DNA that is condensed and coiled around proteins into a definite shape…
A: DNA is the genetic material present in the nucleus. It stores the information for carrying out all…
Q: gene's _____________ is its physical place on a chromosome.
A: Gene is a unit of hereditary transfered from one generation to another.
Q: The autophagosome fuses with an endosome to form a(n) _____________.
A: Autophagosomes are double membrane sequestering vesicles that are the hallmark of the intracellular…
Q: At which phase chromosomes get aligned at the centre of the cell.
A: The two types of cell division are mitosis and meiosis. Mostly when it is referred to cell division…
Q: If an intestinal cell in a dog contains 78 chromosomes, a dog sperm cell would contain __________…
A: The karyotype is the number of chromosomes or the type of chromosomes present in the nucleus of a…
Q: The Eukaryotic Chromosome Consists of a Linear DNA Double Helix Bound to Proteins
A: The DNA helix is wrapped around proreins to form Nucleosomes.
Q: The process of . occurs before the cell begins to divide to ensure that each daughter cell receives…
A: The cell cycle is the process that explains how the cell grows and prepares itself for cell…
Q: Nucleosome is a level of DNA packaging in eukaryotic cells, it consists of DNA segment around three…
A: A nucleosome is the basic structural unit of DNA packaging in eukaryotes.
Q: The ends of linear chromosomes are called _________.
A: Chromosomes are the highly condensed form of DNA which are formed by coiling DNA many times around…
Q: Describe in 4 steps the condensation of eukaryotic DNA to chromosomes. Describe each one briefly.…
A: In mitosis, the nuclear DNA of the cell condenses into visible chromosomes and is pulled apart by…
Q: Classify each description as a property of DNA only, RNA only, or both DNA and RNA. DNA only RNA…
A: DNA is the genetic material which resides in nucleus. So, they are passed from existing cells to new…
Q: chromosomes are
A: Geneticsbis the branch of biology that deals with the genes present in the DNA. The DNA is present…
Q: When histone tails are tightly associated with the DNA, genes become
A: Histone tails : Histone tails are most common sites of post translational modification. These…
Q: A noncoding DNA sequence within a gene is called a(n) _____________.
A: BASIC INFORMATION DNA It stands for deoxyribo nucleic acid. It is the genetic material of all…
Q: Cells contain genetic information Which of the following sentences describes how genetic intormation…
A: Cells are the fundamental units of life. All living organisms are made up of one or many cells. The…
Q: Gene are made of what
A: The genetic material is responsible for the inheritance of characters from one generation to the…
Q: Chromosomes all.aboit them
A: DNA is the genetic material . it is formed by around 3 billion base pairs .
Q: Choose the correct option Choose correct option about nucleoid OPTIONS Covered by double membrane…
A: Bacteria constitute a wide domain of prokaryotic microbes with majorly varying lengths and a number…
Q: how many chromosomes are in one persons body
A: Inside every multicellular eukaryotic cell, the DNA is compactly packed with the help of proteins…
Q: Make a nucleosome by circling the DNA and protein locations.
A: Histones are low-molecular-weight, positively charged proteins that are high in basic amino acids…
Q: When DNA is copied, an identical strand of DNA forms and is called a A. sex chromosome B. histone C.…
A: In nucleus of a cell – DNA is present in form of chromosomes. These are compact structure of DNA…
Q: Which of the following creates free radicals and break chromosome into pieces? a. cigarette b.…
A: DNA acts as genetic material for almost all the organisms present on earth. DNA is also prone to…
Q: chromosome is single-stranded
A: Mitosis is the process of cell division in which the nucleus of a eukaryotic cell divides. It has…
Q: Discuss the significance of chromosomes in terms of their information content.
A: Introduction The chromatin fibre is present as in the most uncondensed form packaged in the nucleus…
Q: Duplicated chromosomes are physically connected along an area of the chromosome known as the
A: Mitosis is a part of the cell cycle in which a single cell divides into two identical daughter…
Q: The second level of DNA packing: Select one: a. nucleosome b. chromonema C. solenoid
A: DNA packaging: Boh in the interphase and G0 stage of the cell cycle, DNA stays as a threadlike…
Q: Using a diagram or flowchart, illustrate the relationships among nucleotide, DNA, gene, allele,…
A: Here, it is required to illustrate the relationships among nucleotide, DNA, gene, allele,…
Q: Chromosomes contain- (A) Protein only (B) DNA and protein (C) DNA, RNA and histone (D) DNA, RNA,…
A: Introduction - DNA is bundled into thread-like structures called chromosomes in the nucleus of each…
Q: a chromosome can be sectioned into beads. what does each bead represent
A: A chromosome is a long DNA molecule with consists of a part or all of the genetic material of an…
Q: Chromosomes become fully aligned during which phase? Zygotene Leptotene Pachytene O Diplotene
A: Chromosome become fully aligned during which phase?
Q: The structures within living cells that contain the genetic material is called A Chromosome…
A: Cell is an elemental unit of the body which is involved in various metabolic activities . It…
Q: In eukaryotic cells, chromosomes are composed of _____. DNA and proteins DNA only DNA…
A: In the nucleus of eukaryotic cells, DNA is organized into a thread-like structure with the help of…
Q: Exons are part of the DNA that are transcribed True False
A: The DNA acts as the genetic material in most of the species including us, the humans. The process of…
Q: considered the control center because it contains chromosomes
A: An organelle is a membrane-enclosed structure in the cytoplasm of a eukaryotic cell that performs a…
Q: is a segment of base pairs in chromosome.
A: Chromosomes don't seem to be visible within the cell’s nucleus—not even underneath a microscope—when…
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- Mitosis Meiosis Definition of the process Chromosome number of the parent cell Number of division undergone by the parent cell Number of daughter cells produced by a parent cell Chromosome number of the daughter cellschromosome function in plants and animalsDescriptions of Some Structures Involved in Cell Division Arrangement of stained chromosomes into homologous pairs from longest to shortest Non-condensed DNA A specialized region on chromosomes where sister chromatids are joined together A length of DNA and its associated proteins Description Number Chromosome Answer Chromatin Answer Karyotype Answer Centromere Answer
- Which of the following marks an important event during telophase? movement of chromosomes at the metaphase plate nuclear envelope starts to reappear movement of chromosomes at the opposite poles Ochromosome condensationInterphase of meiosis DNA replication chromosomes duplication O Preparing the cell for division B and CThe stage of mitosis when chromosomes condense to form rod-shaped structures visible under the microscope is called metaphase prophase anaphase interphase O telophase
- Which of the following occurs in meiosis but not in mitosis? alignment at the cellular equator chromosome condensation synapsis DNA replicationIntegration of the nuclear envelope, reappearance of the nucleus, uncoiling of the chromosomes, and disintegration of the spindle fibers happen shortly but do not manifest completely. O telophase I O telophase II telophaseWhat may be expected to happen chromosomally and genetically to: an unfertilized egg that undergoes mitosis, but fails to undergo cytokinesis a cell which formed a tripolar spindle a chromosome that lost its centromere a chromosomes that contains two centromeres.