6.What are second messengers, and what role do they play in hormonal control of cell function?

Q: 10. The image to the right illustrates a What process is occurring? portion of a neuron.

A: Neurons are the sensory organ that helps to carry senses from one portion to another portion. they…

Q: IV In the figure above, what is entering the cell at III? O Nat OK+ Ca² ○ Serotonin

A: The molecule entering the cell at III in the image is  Ca2+ (calcium ion)Explanation:The molecule…

Q: Which of the following molecules require(s) a transport/ shuttle system when transported across…

A: Glucose is utilized by glycolysis process, then it converts to Acetyl CoA which enters to TCA cycle…

Q: wnich of the following ways does increased OT intracellular calcium concentration cause the most…

A: The cell membrane is one of the essential components of a cell and damage to the cell membrane…

Q: Cells can communicate with one another by... O gap junctions O paracines and autocrines if they are…

A: The cells inside the body communicate with each other in a proper way to maintain the stability…

Q: 3 An electrode was placed on a neuron and the voltage across the membrane was measured as the neuron…

A: The neurons are the nerve impulse generating and transmitting cells in our nervous system which have…

Q: 6.Describe a synapse and a neuromuscular junction.

A: The nervous system in the human body is responsible for controlling all the body parts through…

Q: 7. Describe a ligand-gated channel signal pathway. What effects can opening or closing an ion…

A: The nervous system regulates body physiology and helps in perception of the environmental…

Q: Distinguish between synaptic, endocrine, and paracrine regulation.

A: Every living organism is made up of cells. A cell is a small self-contained unit within a whole…

Q: A neuromuscular syndrome that is an autoimmune disorder (found in patients with certain types of…

A: The neurons are the impulse generating and conducting cells in the nervous system that are present…

Q: Both insulin and glucagon are peptide hormones that target liver cells. The response of the target…

A: Hormones are defined as non nutrient chemical messengers which are produced in very little amounts…

Q: What type of signaling is portrayed? Electrical signal along nerve cell triggers release of…

A: The human body is a complex and well coordinated collection of tissues and organs which gives rise…

Q: Match the below types of cell communication with the appropriate descriptions Small hydrophobic…

A: Cell signalling is the transmission of signal from a cell to another. Types of cell signalling are -…

Q: ny does this ion contribute the most to the resting membrane potential (Vmrest) Because this ion…

A: The difference in the number of positively charged potassium ions (K+) inside and outside the cell…

Q: You have recently identified a molecule that you believe to be a ligand associated with a signal…

A: ANSWER;- a) At the outer cell surface Hydrophilic ligands can not transverse membranes, so they must…

Q: WHEN do you think apoptosis occurs in humans? What would be the effect if apoptosis doesn't happen?

A: Apoptosis, or "programmed cell death," is an embryonic development mechanism that happens naturally…

Q: 6. Do all outer cell membrane surface receptors bind G-proteins? 7. What is an example of a hormone…

A: Cellular receptors are proteins either inside a cell or on its surface, which receive a signal.

Q: What happens in the cell eventually after signals are transduced?

A: Cells communicate with each other via released proteins unique to each kind. Cell signaling can be…

Q: 11 Endocrine glands are often called "ductless glands" because their products are secreted directly…

A: Endocrine glands secrete hormones. Hormones are secreted from one gland and activates the functions…

Q: Where would it be most likely to find cell bodies of neurons in your own body? brain O thigh all of…

A: The cell body of a neuron consisting of the nucleus and the lysosomes. It is where synthesis of…

Q: 4. Is the G, phase a truly resting phase? If the cells in G, are not truly resting, why do you think…

A: A cell cycle is a progression of occasions that happens in a cell as it develops and isolates. A…

Q: Na+K+ pump in maintaining the membrane potential of a cell.

A: The membrane is the potential represents that the balanced equilibrium potentials of the ions to…

Q: 35: Which of the following statements makes it necessary for animal cells, although they have no…

A: The cell is the basic structural and functional unit of life. It was first discovered by Robert…

Q: how the sequential opening and closing of voltage-gated sodium and potassium channels leads to…

A: Answer: sequential opening and closing of voltage gated sodium potassium channels leads to…

Q: what are the important functions of apoptosis?

A: Apoptosis is a common process through which programmed cell death takes place. There are two forms…

Q: The three types of neurons in the nervous system of humans are O synaptic neurons, motor neurons,…

A: Neuron Also known as nerve cell. It is an electrically excitable cell that processes and transmits…

Q: You’ve just come from your annual physical and are alarmed to find that you’ve developed a number of…

A: Lipids are an important nutrient for the normal functioning of the body. The lipids form an integral…

Q: List and the 3 main regions a neuron and the functions of each.

A: Introduction: Neurons also referred to as nerve cells, are the basic fundamental units of the…

Q: What are respectively some remarkable functions of myosin, CD4, albumin, keratin, immunoglobulin,…

A: Proteins are long chain of polypeptides, which are formed by linear arrangement of amino acid. They…

Q: Which of the following sentences is NOT correct? I The process of bone formation is known as…

A: Living organisms are highly organized as they contain specialized, coordinated parts. All living…

Q: 13) Draw a graph representing the changes in membrane potential across the axonal membrane before,…

A: The electric signals that flow down the dendrites to form a nerve impulse or an action potential are…

Q: 2. Neurons use action potentials to send information down the axon to stimulate a release of a…

A: 2(a) Definition of Action Potential: An action potential is a rapid and temporary change in the…

Q: How does a postsynaptic cell undergo long-term potentiation or depression? •The receptors can be…

A: Answer : a postsynaptic cell undergo long-term potentiation or depression is :    The receptors can…

Q: What is the Role of Intercellular Chemical Messengers in Homeostasis?

A: Homeostasis - It helps to maintain stability or balance in internal environment of body. It is a…

Q: List and briefly define the 5 major types of cell attachments in animal cells.

A: Cell attachment is the first step in a process of compartment interactions that are essential for…

Q: factors towards cell specialized function?

A: CELL SPECIALIZATION:- Cell is the basic unit of life. Basically cell is of two types:- 1)…

Q: What are some other examples of positive feedback loops in the human body?

A: The Positive feedback is a cycle where the end results of an activity cause a greater amount of…