Which of the following cytoskeletal proteins is needed for phagocytosis, amoeboid movements, cytoplasmic streaming, cytokinesis, and contraction of skeletal muscle fibers (in some eukaryotic cells)?

Q: A vesicle containing proteins modified with M6P has just pinched off the trans Golgi network. Name a…

A: Introduction Amino acids are chemical 'building blocks' that make up proteins.

Q: apoptosis

A: Apoptosis Apoptosis is  a cell death which is done in a programmed manner. It is triggered by…

Q: In the presence of low levels of GTP, microtubules inside a cell will undergo ------------- due to…

A: Microtubule: it is formed by polymerisation of two subunits i.e. alpha and beta-tubulin.

Q: Fibroblasts are motile cells that “creep” about in the connective tissue of the body where they play…

A: Tiny fingers like projections, small folds present on the epithelial cell surface specifically small…

Q: Contrast the plasma membrane characteristics of organisms in warm tropical regions to those living…

A: The plasma membrane is a vital component of cells in all organisms, and its characteristics can vary…

Q: Why isn’t transcytosis listed as a separate means of membrane transport, in addition to pinocytosis…

A: In cytology, transcytosis is defined as the transcellular mode of transportation of macro -molecules…

Q: Cancer cells can eventually metastasize (or spread) from their tissue of organ to distant sites…

A: Metastatic cancer is when tumor cells grow in another region or part of the body apart from where…

Q: Suppose cells in an experiment had been labeled with green fluorescent tubulin. At the onset of…

A: As the cell progresses through anaphase B, the bleached spots or the microtubules closer to the…

Q: Cell division and apoptosis a) The cell cycle is divided into different phases (named M, G0, G1, S…

A: In an organism, cell division takes place all the time in different parts of the body. A daughter…

Q: Taxol, derived from the Pacific Yew tree, was one of the first effective anti-cancer compounds…

A: Taxol is an anti-cancer chemotherapy drug.Taxol is classified as a "plant alkaloid".It is an…

Q: Explain the role of thin and thick filaments in the process of cytokinesis.

A: Cytokinesis The part of the cell division process in which the cytoplasm of a single eukaryotic cell…

Q: What will happen to a cell if Phagocytosis does not occur in the Endomembrane system?

A: INTRODUCTION  Cell organelles or different compartments such as the nucleus, Golgi body, ER, and…

Q: A cell with DNA damage that could not be repaired will undergo apoptosis. Which apoptotic pathway…

A: Apoptosis  is a type of programmed cell death that occurs in multicellular organisms. Biochemical…

Q: How does a cell balance exocyticand endocytic events to keep itsplasma membrane a constant size?

A: Each cell is surrounded by a single-layered plasma membrane that restricts the contents of the cell…

Q: Discuss two-three ways that kinases/phosphatases OR proteasomes ensures proper rates of cell…

A: In order for duplicated chromosomes to bind appropriately to spindle microtubules and partition…

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: is cytoskeleton present in all prokaryotic and eukaryotic cell?

A: A structure that maintains cell shape is the cytoskeleton.

Q: What is the function of the abundant endoplasmic reticulum in plasma cells? What other organelle(s)…

A: The cells are basic structural and functional units of life. The human body contains many types of…

Q: Disorder 2 is associated with the..... Group of answer choices mitochondria peroxisome ribosome…

A: Disorder 2: Some people are born with or acquire a gene mutation that causes a certain defective…

Q: The protein Tau promotes formation of axonal microtubules, stabilizes them, and drives neurite…

A: Microtubules are hollow , cylindrical and consists of 13 protofilaments. It is present in all…

Q: What is the order of events for generating a single-pass endoplasmic reticulum transmembrane…

A: Transmembrane protein has both carboxy and amino ends facing the cytosol(multi-spanning protein is…

Q: Describe why it is important to settle down the cytoplasm as M phase begins

A: The cell cycle  is the cycle of the cell that helps in its division. Cell cycle is divided into…

Q: What are some biological examples in which lysosomic enzymes play a fundamental role?

A: Lysosomic enzymes are present in lysosomes.

Q: Cell swimming depends on appendages containing microtubules. What is the underlying structure of…

A: Cell swimming in an aqueous environment is caused by the rotation of the periplasmic flagella, which…

Q: What is the most abundant cytoskeletal protein?

A: Two helical "F" actins (filamentous actin) make up each actin filament, and each "F" actin is made…

Q: A cell in M phase with chromosomes not properly connected to the spindle apparatus should delay the…

A: Four different cyclins act to complete the cell cycle. The cyclins are cyclin D, cyclin E cyclin A,…

Q: Why is it an advantage for eukaryotic cells to have different compartments (aka organelles) in the…

A: Introduction Organelles are small structures that work together in the cytoplasm to carry out life…

Q: Name the two Integra proteins involved in chemiosmosis

A: Answer: INTEGRAL PROTEINS = These are the proteins involved in the passage of proteins across the…

Q: What are some biological examples in which lysosomic enzymes play a fundamental role?

A: A digesting enzyme-containing lysosome is a membrane-bound cell organelle. Lysosomes play a role in…

Q: What is cytoplasmic streaming? What problem for larger cells is addressed by cytoplasmic streaming

A: Cytoplasmic streaming is the process in which there is the movement of the fluid substance within a…

Q: Most adjacent plant cells are connected by plasmodesmata, whereas only certain adjacent animal cells…

A: Gap junctions are a type of connections present between the animal cells.

Q: Explain why it has to be different, and b)  briefly describe the processes in the two different cell…

A: Cytokinesis is the division of the cytoplasm and is a subpart of a large process called cell…

Q: hagocytosis of a bacterial cell by a macrophage, involves extensive remodeling of the actin…

A: The cytoskeleton is a network of protein fibers responsible for cell shape, and movement of the…

Q: Gap junctions between cells allow direct contact of the cytoplasm between neighboring cells. What…

A: Gap junctions are specialized intercellular channels that permit direct communication and exchange…

Q: What is the difference between phagocytosis, pinocytosis, and receptor-mediated endocytosis

A: phagocytosis, pinocytosis, and receptor-mediated endocytosis all the three processes are intended to…