A hormone crosses the target cell membrane and binds molecules in the cell nucleus to influence gene expression. What type of hormone is this?  A. Cholesterol hormone  B. Steroid hormone  C. Receptor hormone  D. Nonsteroid hormone

Q: Which of the following best describes hormones? a. Hormones are relatively unstable and work only…

A: Hormones are secreted by endocrine system directly into the blood circulation to affect distant…

Q: A new hormone is discovered. Analysis suggests that it is synthesized on demand and has a long…

A: Hormones are non-nutrient chemical messengers that are released into the bloodstream. They are…

Q: Write short notes on the functions of the following hormones: (a) Parathyroid hormone (PTH) (b)…

A: Hormones are the chemical synthesized and produced by the specialised glands to control and regulate…

Q: The reduction of cell-surface receptors in response to stimulation by a specific hormone molecule is…

A: Hormones are proteins that act as chemical messengers which were produced in one part of the body by…

Q: Explain what is represented in the image (hormone action) in three or four sentences B. Explain what…

A: According to guidelines we have to answer the first question only. so please kindly post the…

Q: When a catecholamine or peptide hormone binds to receptors on the surface of a cell,   A. The…

A: Catecholamines are a group of hormones that are secreted by the adrenal glands that are positioned…

Q: Tumors of the parathyroid gland often secrete excessive parathyroid hormone. Predict the effects of…

A: Parathyroid are endocrine glands present above the thyroid glands. There are four parathyroid glands…

Q: If hormones travel in the bloodstream, why don't all tissues respond to all hormones?

A: Hormones are specific endocrine molecules that do not require ducts for their secretion. These…

Q: What determines whether a cell responds to a hormone such asepinephrine? What determines how a cell…

A: The endocrine system is involved in the secretion of hormones in the blood. Hormones are small…

Q: ____ cells are hormone-secreting neurons or cells derived from neurons.

A: Answer- There are some cells that are specialized to secrete hormone in the hypothalamus of the…

Q: write a brief article about proteinous hormones

A: Protein hormones are hormones that are products of endocrine glands are proteins or peptides, others…

Q: To determine: The hormone which is present in higher amounts in blind women and protects the from…

A: Cancer is a state or condition in which cells grow uncontrollably. Cancers come in a variety of…

Q: Second messengers amplify a hormone’s signal bya. increasing its production.b. stabilizing the…

A: Steroid hormones are lipid-soluble molecules; they pass through the plasma membrane of their target…

Q: Endocrine downregulation ... a) ... occurs in target cells that respond to hormones that are…

A: Hormones are chemical messengers secreted by endocrine glands. Hormones are released directly into…

Q: What happens when a hormone binds to cell surface receptors?

A: Step 1 Hormones are chemicals produced by endocrine cells which are transported by the circulatory…

Q: A tropic hormone is one whose function is to Answers: A.stimulate growth and development. B.…

A: A hormone is a regulatory substance produced in an organism and transported in tissue fluids such as…

Q: Predict what would happen if you injected a water-soluble hormone into the cytosol of a target cell.

A: Hormones are the chemical messengers also known as signaling molecules that help in the signaling.…

Q: Write briefly on the relationship between growth hormones and somatostadins with respect to growth

A: Growth hormone is one of the hormones secreted by the anterior pituitary gland. The somatotrophs are…

Q: Draw a diagram that shows how the secretion of parathyroid hormone is regulated.

A: A biological mechanism that plays a significant role in maintaining homeostasis is called the…

Q: Which term describes the location of the adrenal glands with reference to the kidneys? A. proximal…

A: Adrenal glands are the endocrine glands that perform quite a lot of functions in our body.  These…

Q: Explain what makes a cell a target cell for a hormone.

A: Hormones control the other cells in the body of the organ if they are doing something wrong process.…

Q: Using insulin as an example, explain how the secretion of a hormone is controlled by the effects of…

A: Insulin is a polypeptide consisting of an A and B chain of 21 and 30 amino-acids.these are linked by…

Q: Explain how the response of the body to a given hormone can be affected by the concentration of that…

A: The secretion of the endocrine glands known as a hormone. Hormones are chemical messages which carry…

Q: After hormones are secreted from the cell into the extracellular space, where do they travel? A. to…

A: Hormones are chemical substances that are produced in minute quantities and act as intracellular…

Q: Cells that have receptors for the hormone, where they eventually end up to cause hormonal action are…

A: Cells are the structural and functional units of life and humans are highly advanced living…

Q: If a hormone is released into the bloodstream and therefore comes into contact with many cells, what…

A: Hormones are chemical messengers in the body. They make their way via bloodstream to tissues or…

Q: A newly discovered hormone contains four amino acids linked together. Under which chemical class…

A: The hormone is a regulative substance that is assembled in an organism and is mixed in tissue…

Q: Which hormone is not biologically effective if administered orally a.      thyroid hormone b.…

A: Polypeptide harmone are not orally effective

Q: Please answer both (A) Explain why all cells do not respond to all hormones. (B) Describe the…

A: Hormones are the chemical messengers  which are required in very low amounts and are secreted from…

Q: A new hormone is discovered that binds to receptors on the target cell surface. Describe the…

A: Hormones are the chemical messengers which are differentiated on the basis of the chemical nature,…

Q: Endocrine glands ________. a. secrete hormones that travel through a duct to the target organs b.…

A: The endocrine system is a network of glands that secretes the hormone. There are eight major…

Q: compare and contrast hormones based on their signal transduction properties

A: There are two types of hormone -  1. Water-soluble hormones - Water-soluble hormones do not cross…

Q: Explain why only certain cells respond to hormones even though all cells in the body are exposed to…

A: Hormones activate target cells by diffusing through the plasma membrane of the target cells…

Q: What casuses a cell to be sensative to particular hormone? A. all cells are exposed to the…

A: Hormones are the chemical messengers secreted by endocrine glands directly into the blood and is…

Q: what happens to a water souble hormone after it binds to a receptor on the target cell? select all…

A: Water-soluble hormones bind to a receptor protein on the plasma membrane of the cell. They perform…

Q: Write an account on the biosynthesis of thyroid hormone

A: The thyroid gland follicular cells produce two hormones: thyroxine (also called tetraiodothyronine…

Q: Which of the following observations can be explained by the properties of hormone receptors? a) A…

A: In multicellular animals, a hormone is one of the types of signaling molecules carried to distant…

Q: Explain how the same hormone can have different effects on two different target cells and no effect…

A: The endocrine system in the body plays a very important role in the control and coordination of…

Q: Explain how hormones bind to receptors both inside the cell and on the cell surface

A: There are 3 major types of hormones are found: Protein or peptide hormones: They are made up of…

Q: Write short notes on the functions of the following hormones:(a) Parathyroid hormone (PTH) (b)…

A: A hormone is any member of a class of signaling molecules, produced by glands in multicellular…

Q: A new antagonist molecule has been discovered that binds to and blocks plasma membrane receptors.…

A: An antagonist molecule is one that binds to a specific receptor and prevents other molecules from…

Q: Explain why hormones are only able to effect certain cells and not other cells

A: Hormones are chemical messengers that are secreted in to the blood by endocrine glands.

Q: Are hormones a type of ligand

A: In biology, the ligand is generally a molecule,ion, or protein which generates a signal by attaching…

Q: The actions of lipid-soluble hormones include a. activation or inhibition of enzymatic pathways. b.…

A: The chemical coordination in the animals takes place by endocrine glands. The secretion from these…