Which of the following statements about hormones is not correct? A. The persistance of a hormone in the blood is usually of short duration.B. The time required for the onset of hormonal effects can vary C. Organ responses to hormones occur as soon as receptors are bound.  D. The duration of hormone action is variable.

Q: Which of the following is not a correct pair? (a) neurohormone; insect brain hormone (b) calcium;…

A: Hormones are the chemical messengers that gets secreted into blood directly and gets carried to body…

Q: Select the number of the structure from the list above that corresponds to the gland or hormone in…

A: The 'stress hormone' refers to the Cortisol or Hydrocortisone hormone. This is a steroid 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: Which of the following statements about hormone secretion apply to the anterior pituitary gland?   A…

A: The endocrine glands are the ductless glands that release hormones in the blood. These glands are…

Q: The response of a target cell to a hormone depends ona. the receptor in the target cell that binds…

A: Hormones are chemical messengers and help in the growth and development of organisms. The different…

Q: Which of the following is NOT a trait of lipid-soluble hormones? A. They often need help of carrier…

A: Hormones are messenger molecules that affect the distantly located target cells. They travel through…

Q: Which chemical class of hormones usually binds to receptors inside target cells? What cellular…

A: Hormones are nothing but chemical messengers which are signaling molecules of multicellular…

Q: Which of the following statements about steroid and non-steroid hormones is false?a. Non-steroid…

A: The substance that acts as the chemical messenger between two or more organs, is named hormone. It…

Q: List four chemical categories of hormones.

A: The chemical messenger system or endocrine system, along with the nervous system, regulate our…

Q: Which of the following statements about the half-life of hormones is correct? a) Hormones with a…

A: The endocrine system of the body is composed of various endocrine glands and endocrine cells present…

Q: What do steroid and peptide hormones typically have in common? (A) their solubility in cell…

A: Answer is b.)  their requirement for travel through the blood stream.

Q: Which of the following hormones would bind a receptor on the exterior surface of its target cell?…

A: Receptors are usually proteins , which are present on the cell membrane, which binds to the ligand…

Q: Name the two types of hormones and compare their mechanism of action

A: Hormones are chemical messengers or signal molecules which are secreted by the endocrine system…

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: A drug designed to inhibit the response of cells to testosterone would alme A. a decrease in…

A:

Q: List and describe the functions of the three types of proteins involved in transmission of a hormone…

A: Three proteins involved in the transmission of hormone signal are: up-regulation hormone receptor…

Q: The classic steps for identifying an endocrine gland include removing the suspected gland, replacing…

A: Endocrine glands, also called the ductless glands are the organs that secrete their chemical…

Q: Describe the mechanisms by which hormones act on cells.

A: Hormones are the messenger secreted by endocrine glands.

Q: In the endocrine system, it asks, "describe the two major mechanisms by which hormones bring about…

A: The hormones are the chemical substances secreted by an organ and transferred through the blood or…

Q: Is a hormone altered once it binds to a receptor? Is the receptor altered as a consequence of the…

A: Hormones are a kind of biochemical messenger created in one region of the body and transported to…

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: 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: 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: Which of the following statements about endocrine signalling hormones is TRUE? a) They are only…

A: The chemical messengers of our body are known as hormones. Hormones travel in our bloodstream to…

Q: Describe the mechanism of hormone response resulting from the binding of a hormone with an…

A: Hormones are the chemical messengers that are secreted at distant and will regulate systems and…

Q: Distinguish between the genomic and nongenomic actions of steroid hormones. Which mechanism of…

A: Hormones are secreted by endocrine glands directly into the bloodstream and act as intercellular…

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: Which of the following is a property common between endocrine hormones, paracrine hormones, and…

A: as hormones (endocrine, paracrine, and pheromones) are secreted by an organism internally, and…

Q: Which of the followings is incorrect about lipid soluble hormones? A. They have to be carried by a…

A: Lipid-soluble hormones diffuse through the plasma membrane to enter the target cell and bind to a…

Q: What would happen to male hormone levels if the hypothalamus produced gonadotropic releasing hormone…

A: Gonadotropin releasing hormone(GnRH) It is also known as luteinizing hormone releasing hormone(LHRH)…

Q: Part of the "fountain of youth" solution may lie in hormonal control. Explain which hormone and how…

A: Growth hormone is a hormone produced by Pituitary Gland  in the brain.it stimulates growth and…

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: Which of the following is not a general process controlled by the endocrine system? a. development,…

A: For the regulation of other organs in the body, the endocrine system in response to internal signals…

Q: A tumor in the pituitary gland can cause a woman to produce milk even when she is not pregnant. In…

A: The endocrine system in our body is responsible for the proper control, coordination, and function…

Q: Which is the following is an example of the nervous system directly interacting with the endocrine…

A: The endocrine system refers to the collection of glands which secretes hormones in order to regulate…

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: Give 3 examples of a hormone and provide the following information of each hormone: a. where is the…

A: According to the question, we have to provide 3 examples of a hormone and provide the following…

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: Specific hormone binding proteins: a. Can only bind to steroid hormones b. Facilitate fluctuations…

A: There are many hormones present in a body but they principally divided into three categories i.e.,…

Q: Describe the sequence of events when peptide hormones bind to their receptors.

A: The peptide or protein hormones such as eicosanoids and epinephrine finds their receptor on the…

Q: can have different affinities for multiple ligands  b. each hormone will only interact with one…

A: Hormones are chemical messengers that act at specific target organs through their receptors which…