Dynamic instability causes microtubules to either grow or shrink. Consider a microtubule that is in its shrinking phase. What must happen at the end of the microtubule in order for it to stop shrinking and to start growing again?

Q: List the present organelles that are separated in the process of fractional centrifugation.

A: When a suspension of cells is placed in an appropriate physiological solution having pH and salt…

Q: Cleavage of a phosphate bond is needed for de-polymerization of which mature polymer? Neither…

A: The eukaryotic cytoskeleton is composed of microfilaments, microtubules, and intermediate filaments.…

Q: Explain Microtubules, Microfilaments, Intermediate filaments in detail with the help of an…

A: Cell is the smallest structural and, functional unit of life. It is simple machinery that houses all…

Q: A student collected samples of cells from a woody plant during the spring and produced the drawings…

A: Mitosis can be defined as the process in which a single cell divides to form two daughter cells.…

Q: Tubulins bind GTP and hydrolyze it, which causes microtubules to become dynamically unstable. How…

A: Cytoskeletons help to maintain cell structure, cell-cell connection and cell rigidity.…

Q: Explain Microtubules are found in many different locations,and all have similar structures.

A: Microtubules are defined as hollow tubes composed of alpha protein and beta-tubulin that are part of…

Q: Explain how the dynamic nature of microtubules and microfilaments isimportant for their functions.

A: In eukaryotic cells the major cytoskeletal components are microtubules and microfilaments. Dynamic…

Q: When a motile cell wants to change the direction of the movement; it remodels the actin under the…

A: The cytoskeleton proteins in the cells are responsible for different functions in the cells. The…

Q: The basic unit of life is the cell, and now in a modern laboratory even mammalian cells can be…

A: Laboratory research and biotechnology require mammalian cell culture medium design. Several factors…

Q: Actin filaments, microtubules, and bacterial flagella are all built from small subunits. Describe…

A: Introduction: Actin monomers meet up to frame actin filaments. It is also known as F-actin and has a…

Q: If the graph represents one actin filament, and line A represents dynamic activity at the plus end…

A: CapZ proteins are not present.

Q: A publication describes a kinesin molecule that is claimed to move along microtubules with a step…

A: A kinesin is a motor protein of eukaryotic cells. It gets the energy to travel along the filaments…

Q: Build a plypeptide DNA: TAC-TCC-CGG-GTT-ACC-ACT

A: DNA is the genetic material of the organisms like humans. The DNA is transcribed into the RNA by the…

Q: Define Microtubule dynamics increase inmitosis due to loss of a stabilizing MAP.

A: Ans: The microtubules are the proteins form from alpha and beta tubulin which are microscopic…

Q: Many proteins are involved in contributing to the adhesive properties of the major cell-cell…

A: To perceive and respond to cues in their environment, all cells rely on cell signaling. This…

Q: possible to model a DNA molecule as, a) electrically charged filament, b) elastic filament and c)

A: DNA is a molecule which is made up of nucleotides in fact polynucleotide. Are nucleotides made up of…

Q: Or. Fayez Sar The volume enclosed by the plasma membrane of plant cells is often much larger the en…

A: Plants and animals are both eukaryotic beings, yet they differ structurally and functionally. The…

Q: What is responsible for the formation and stabilization of actin bundles and networks?

A: Actin is a protein that forms part of the cytoskeleton, a network of fibers that gives cells their…

Q: make note on tubulin inhibitors and role of taxols as mitotic inhibitors

A: In mitosis cell division cells are divided and form two genetically identical daughter cells.

Q: 27 Which statement is true about the feature of intermediate filaments? a) Diameter is around 10 nm…

A: Anatomy is the branch of biology that deals with the study of the structure of organisms and their…

Q: During the movement of a cilium or flagellum, describe the type of movements that occur between the…

A: Microtubules are made up of tubulin protein arranged in such a way that forms a hollow, tube-like…

Q: How can a disassembling microtubule suddenly be rescued to grow again?

A: Introduction: At the ends of individual microtubules, dynamic instability is characterized by…

Q: Explain the role that cytoskeleton plays in the cellular biomechanics. What are the ( different…

A: The cytoskeleton of the cells the structural support to help in maintaining the cell shape and…

Q: 28 Correctly complete the following sentence Signal Recognition Particles (SRP) enable ribosomes…

A: One of the essential biological processes is protein synthesis. Protein synthesis involves several…

Q: Discuss the following statement: “if plant cells contained intermediate filaments to provide the…

A: The environment substantially affects plant development and geographical dispersion. If an…

Q: That a single microtubule can accommodate motors moving in both directions, or not? That all of…

A: Microtubules are the major constituents of cytoskeleton that are found in all the eukaryotic cells.…

Q: You are interested in the mobility of two different unknown integral plasma membrane…

A: Here after the cDNA transformation from the mRNA with the help of reverse transcriptase the protein…

Q: 1-You were in the laboratory, and your instructor asked you to measure the length of 20 stained…

A: Answer. 1. You were in the laboratory, and your instructor asked you to measure the length of 20…

Q: Explain how the structure of intermediate filaments makes them better suited to provide mechanical…

A: The most diverse group of cytoskeletal elements whose diameter lie between those of microfilaments…

Q: There are 4 types of movement based on microtubules and microfilaments. List them, as well as two…

A: Movement is condition when the living organism moves a body part to bring without a change in the…

Q: Discuss the role of telomeres in cell maintenance, ageing, and disease

A: The telomeres are the end of a chromosome. Telomeres are made of repetitive arrangements of…

Q: Which of the following are characteristics of both actin filaments and microtubules? Select all that…

A: Actin filaments and tubulins are the subunits of microfilaments and microtubules respectively. They…

Q: The inner nuclear membrane contains integral membrane proteins including Oa) emerin, the lamin B…

A: The nuclear envelope, also known as the nuclear membrane, is a double-membrane structure that…

Q: If a cell increases the activity of its actin severing proteins, will it lead in the short term to…

A: Actin severing proteins are also known as actin depolymerizing proteins. They function in…

Q: You are studying actin polymerization in the lab. You have Tube 1 with cell extract and ATP, and…

A: The actin filament is one of the major component of cytoskeleton protein in eukaryotic cells. They…

Q: 1-what are the largest element of the cytoskeleton and can dynamically grow and shrink by the…

A: Note- According to the guidelines, we are supposed to solve only 1 question, please post the other…

Q: Dynamic instability is a term that can be applied to which mature cytoskeletal polymer? Neither…

A: Introduction Dynamic instability:- It is the switching between growing (polymerizing) and shrinking…

Q: Briefly describe the molecular composition of the nucleoli and explain the function. As a cell…

A: Cell division refers to the process by which a parent cell divides into two or more daughter cells,…

Q: Determine whether the following statements apply to microtubules, intermediate filaments, or actin…

A: A complex yet dynamic network of filaments composed of various proteins that are interlinked and are…

Q: QUESTION 9 Select the factor that associates with the microtubule ends and pulls the protofilaments…

A: In the three types of cytoskeletal proteins are found that are microfilament, intermediate filament…

Q: How is filament polarity detectable?

A: Microfilaments in the cell form structures associated with the plasma membrane.

Q: Explain the role of nucleotide triphosphates in determining the length of cytoskeletal elements.

A: A molecule that structurally comprises a ribose or deoxyribose sugar to which a nitrogenous base and…