which structure controls the activity of all the others?
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- The cell structure which controls the activities of the cell is the nucleus. The nucleus contains the genes which give the cell instructions. Other cell parts, such as mitocho…ndria, have other functions. Mitochondria, for example, are where energy is released from food by the process of respiration.
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What Are the Tasks of Organizational Structure? An organizational structure is a formal system of job duties and hierarchy. It defines the responsibilities of each position and the relationships between them. An effective structure controls and coordinates the business' resources and motivates employees to achieve its goals.
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- The nucleus, which is basically the brain of the cell, controls the cell's activities. Under it's control are the mitochondria, chloroplasts, ribosomes, and other cell parts. 34 people found this useful. Edit.
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- So many different structures in the brain are involved in motor functions that some people even say that practically the entire brain contributes to body movements. Though the motor cortex is usually associated with Areas 4 and 6, the control of voluntary movements actually involves almost all areas of the neocortex. 1  The primary motor cortex is the anatomical region composed of Area 4 of the precentral gyrus.
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The Cell Membrane [Back to Microscopy and Cells] The Structure of the Cell Membrane The cell membrane (or plasma membrane) surrounds all living cells, and is the cell's most important organelle. It controls how substances can move in and out of the cell and is responsible for many other properties of the cell as well.
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PSY Modules 3 This indicates that a neuron's reaction is an all-or-none response. The part of the peripheral nervous system that controls the movement of your arms when you write is the somatic nervous system. Group cohesion, pair bonding, and social trust are promoted by pituitary gland secretions of
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- They influence the processing of motor control and modulate the output of the descending pathways without directly causing motor output. Both of these structures—the basal ganglia and the cerebellum—are now known to have other functions in addition to modulating motor control. Because the most obvious clinical signs of damage to these areas are a wide variety of motor impairments, they are still generally considered to be motor structures.
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Be Part of Ask A Biologist Channels/pores- A channel in the cell's plasma membrane. This channel is made up of certain proteins that control the movement of molecules, including food and water, into the cell. Nucleus- The nucleus is the control center of the cell. It is the largest organelle in the cell and it contains the DNA of the cell.
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The myofibril muscle cell function. in muscle: The myofibril. The other membrane system that surrounds each myofibril is the sarcoplasmic reticulum, a series of closed saclike membranes. Each segment of the sarcoplasmic reticulum forms a cufflike structure surrounding a myofibril.
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- The Bilayer. The phospholipids organize themselves in a bilayer to hide their hydrophobic tail regions and expose the hydrophilic regions to water. This organization is spontaneous, meaning it is a natural process and does not require energy. This structure forms the layer that is the wall between the inside and outside of the cell.
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What Do the Parts of the Brain Control? The outermost part of the brain is the cerebral cortex. The cortex has two hemispheres: the left, which controls the right side of the body, and the right, which controls the left side. The right side is more artistic, while the left is more rational. The cortex is divided into four sections or lobes.
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What Portion of the Brain Controls Muscular Coordination? The brain is part of a vast network, known as the nervous system, which is responsible for... The cerebrum, the cerebellum and the brain stem are all integral parts of coordinating muscular movement. The brain is part of a vast network, known as the nervous system, which is responsible for...
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Explain the importance of the tertiary structure to the functioning of an enzyme? The tertiary structure is what controls the basic function of the protein. Quaternary structure: the structure formed by several protein molecules (polypeptide chains), usually called protein subunits in this context, which function as a single protein complex.
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Organizational structure Organizational structure affects organizational action in two ways: 1  it provides the foundation on which standard operating procedures and routines rest. 2  it determines which individuals get to participate in which decision-making processes, and thus to what extent their views shape the organization’s actions.
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- The nucleus is called the headquarters of the cell. It is a large dark spot in eukaryotic cells. It controls all cell activity. Zoom in close an you will see that the nuclear membrane has many pores. The nuclear membrane is continuous with the E.R. Cut the nucleus open to get a better look inside.
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- The DNA is in the nucleus of a cell, and it controls the functions of a cell (see central dogma of cellular biology).ucleus controls all the cell activity, pretty much the brain of the cell. 5 people found this useful. Edit. Share to: Don Dfoofnik. 1,118,013 Contributions. There are three kinds of answers: ones that are mostly right, ones that are mostly wrong, and those that once were right but now are wrong.
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Which of the following mechanisms is (are) used to coordinately control the expression of multiple...? a) a single repressor able to turn off several related genes. b) organization of the genes into clusters, with local chromatin structures influencing the expression of all the genes at once.c) each of the genes sharing a common control element, allowing several activators to turn on their transcription, regardless of their location in the genome.) a single repressor able to turn off several related genes. b) organization of the genes into clusters, with local chromatin structures influencing the expression of all the genes at once.
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Myelin Sheath (In Multiple Sclerosis) The central nervous system. 1  The brain controls most bodily functions, such as voluntary movements, perception of sensations, memory, awareness, and thoughts.  The cerebrum controls voluntary actions, speech, thought, and memory. The cortex, also called gray matter, is the outer part of the cerebrum and is made of neurons (nerve cells).
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The Cell Membrane [Back to Microscopy and Cells] The Structure of the Cell Membrane. The cell membrane (or plasma membrane) surrounds all living cells, and is the cell's most important organelle. It controls how substances can move in and out of the cell and is responsible for many other properties of the cell as well.
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Which parts of the brain control which human behaviours? Different parts of the brain control different human behaviors. 1. The Amygdala. The Amygdala is an almond-shaped set of neurons located deep within the brain's medial temporal lobe. It plays a key role in processing emotions, and is linked to both fear and pleasure in humans and other animals.
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Brain Structure The major brain structures and central nervous system structures are described below. Cerebrum/Cerebral Hemispheres. The largest area of the brain is the cerebrum, which consists of the left and right cerebral hemispheres.Generally speaking, the right cerebral hemisphere controls the left side of the body and the left cerebral hemisphere controls the right side of the body.esearch has shown that the right cerebral hemisphere is responsible for such functions as innovation, intuition, and creativity. The left cerebral hemisphere is associated with analytic thought, logic, and language. Cerebellum. The cerebellum is the second largest area of the brain.
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- The human brain controls our actions and many complex functions that make us human. Photo Credit BananaStock/BananaStock/Getty Images. The brain is the most complex part of the body. It controls our movements, communication, decisions and emotions, as well as our organs.
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- Summary of the Major Brain Structures Brain Stem Cerebellum Forebrain (subcortical structures) Forebrain (cerebral cortex) An extension of the spinal cord; it houses structures that control functions associated with survival such as breathing, swallowing, vomiting, urination and orgasm. A large convoluted protuberance at
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The Muscular System The muscular system is the body's network of tissues that controls movement both of the body and within it. Walking, running, jumping: all these actions propelling the body through space are possible only because of the contraction (shortening) and relaxation of muscles.
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How does nucleus control all the activity of cell? , studied at Ramjas College, University of Delhi. Nucelus basically controls the cell machinery because of its content, which is specifically compartmentalized from rest of the cytoplasm. This content is what we call as our DNA material. In eukaryotes it is packed within the walls of the nucleus. Nucleus is basically the fortress where the king lives safely !
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All or none principle amount of tension depends on • All or none principle • Amount of tension depends on number of cross bridges formed • Skeletal muscle contracts most forcefully over a narrow ranges of resting lengths Tension Production by Muscle Fibers. This preview has intentionally blurred sections. Sign up to view the full version.