Name the plant hormones which are involved in growth promoting activities such as cell division, cell enlargement, pattern formation, tropic growth, f

Name the plant hormones which are involved in growth promoting activities such as cell division, cell enlargement, pattern formation, tropic growth, f
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Name the plant hormones which are involved in growth promoting activities such as cell division, ... growth, flowering, fruiting and seed formation.
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Name the plant hormones which are involved in growth promoting activities such as cell division, cell enlargement, pattern formation, tropic growth, f

Description : Name the plant hormones which are involved in growth promoting activities such as cell division, cell enlargement, pattern formation, tropic growth, f

Last Answer : Name the plant hormones which are involved in growth promoting activities such as cell division, ... growth, flowering, fruiting and seed formation.

Growth of early emerging leaves becomes faster because of- (a) Cell division and cell enlargement (b) Stunt growth of plants (c) Faster Photosynthesis (d) Low pressure of outer atmosphere

Description : Growth of early emerging leaves becomes faster because of- (a) Cell division and cell enlargement (b) Stunt growth of plants (c) Faster Photosynthesis (d) Low pressure of outer atmosphere

Last Answer : (b) 15°C – 40°C

Dr. F. Went noted that if coleoptile tips were removed and placed on agar for one hour, the agar would produce a bending when pla(a) It made possible the isolation and exact identification of auxin. (b) It is the basis for quantitative determination of small amounts of growth-promoting substances. (c) It supports the hypothesis that IAA is auxin. (d) It demonstrated polar movement of auxinsced on one side of freshly-cut coleoptile stumps. Of what significance is this experiment?

Description : Dr. F. Went noted that if coleoptile tips were removed and placed on agar for one hour, the agar would produce a bending when placed on one side of freshly-cut coleoptile stumps. Of what ... . (c) It supports the hypothesis that IAA is auxin. (d) It demonstrated polar movement of auxins

Last Answer : (a) It made possible the isolation and exact identification of auxin.

Multiple checkpoints in the eukaryotic cell cycle ensure that division occurs only after sufficient growth and faithful DNA replication, and only when favorable conditions exist. Of the many proteins involved in cell cycle control, cyclin-dependent kinases (CDKs) are among the most important. How do CDKs function to control the cell cycle?

Description : Multiple checkpoints in the eukaryotic cell cycle ensure that division occurs only after sufficient growth and faithful DNA replication, and only when favorable conditions exist. Of the many proteins involved in ... CDKs) are among the most important. How do CDKs function to control the cell cycle?

Last Answer : CDKs phosphorylate various protein substrates that are required for cell cycle progression. Some of the important substrate proteins that CDKs phosphorylate include condensin proteins, which are essential ... which form a stabilizing network under the nuclear membrane that assembles during mitosis.

In human body, the cell growth and differentiation are highly controlled and regulated, but in cancer cells. (a) there is breakdown of these regulatory mechanism leading to formation of benign and malignant tumors (b) controlled cell division and over production of genetic material occur (c) RNA is mutated and produced in less amount (d) DNA is mutated and produced in less amount

Description : In human body, the cell growth and differentiation are highly controlled and regulated, but in cancer cells. (a) there is breakdown of these regulatory mechanism leading to formation of benign and malignant ... is mutated and produced in less amount (d) DNA is mutated and produced in less amount

Last Answer : Ans:(a)

Which of the following hormones is not involved in carbohydrate metabolism? (A) ACTH (B) Glucagon (C) Vasopressin (D) Growth hormone

Description : Which of the following hormones is not involved in carbohydrate metabolism? (A) ACTH (B) Glucagon (C) Vasopressin (D) Growth hormone

Last Answer : Answer : C

ch of the following fertilisers is needed for promoting the development of leaves and stems during early stages of plant growth? (A) Nitrogenous fertiliser (B) Potassic fertiliser (C) Phosphatic fertiliser (D) None of these

Description : ch of the following fertilisers is needed for promoting the development of leaves and stems during early stages of plant growth? (A) Nitrogenous fertiliser (B) Potassic fertiliser (C) Phosphatic fertiliser (D) None of these

Last Answer : (A) Nitrogenous fertilise

Antibacterial agents can be classified with regard to their structure, mechanism of action, and activity pattern against various types of bacterial pathogens. Which of the following statement(s) is/are true concerning antimicrobial classes? a. Penicillins and cephalosporins share the compound structure of a b-lactam ring which binds to bacterial division plate proteins b. Tetracyclines and macrolides such as erythromycin inhibit bacterial ribosomal activity and therefore protein synthesis c. Aminoglycosides act in a similar fashion to tetracyclines and therefore are both bacteriostatic d. Sulfonamides and trimethoprim act synergistically to inhibit purine synthesis

Description : Antibacterial agents can be classified with regard to their structure, mechanism of action, and activity pattern against various types of bacterial pathogens. Which of the following ... are both bacteriostatic d. Sulfonamides and trimethoprim act synergistically to inhibit purine synthesis

Last Answer : Answer: a, b, d Penicillins, cephalosporins, and monobactams possess a b-lactam ring of some type and act to bind bacterial division plate proteins, thus inhibiting cell wall ... act in different mechanisms to inhibit protein synthesis, therefore two agents in combination act synergistically

C) Doha Bank Explanation: A Qatar-based Indian banker has been awarded for his contribution in environment friendly activities and for promoting green economy for nearly two decades. R Seetharaman, Group CEO of Doha Bank, was honoured with the ‗Green Economy Visionary award‘ at the 2016 Union of Arab Banks International Banking Summit held in Rome.

Description : C) Doha Bank Explanation: A Qatar-based Indian banker has been awarded for his contribution in environment friendly activities and for promoting green economy for nearly two decades. R Seetharaman, ... Visionary award at the 2016 Union of Arab Banks International Banking Summit held in Rome.

Last Answer : The Department of Posts launched a logo and tagline design contest for its soon-tobe set up India Post Payments Bank on which of the following website? A) GovPost B) IndianPost C) MyGov D) PayPost E) None of these

In 1859, Florence initial research activities which looked at the importance of leading environment in; a. Promoting physical well being b. Promoting social well being c. Promoting physical and mental well being d. All of the above

Description : In 1859, Florence initial research activities which looked at the importance of leading environment in; a. Promoting physical well being b. Promoting social well being c. Promoting physical and mental well being d. All of the above

Last Answer : c. Promoting physical and mental well being

Pick out the correct statement. (A) Plastic chips are called non-cohesive solids (B) Kick's crushing law is, P/m = K . ln (D̅sa /Ds̅b ) (C) Communition is a generic term for size enlargement operation (D) Energy required in kwh per ton of product, such that 80% of it passes through a 200 mesh screen, is called 'Work index'

Description : Pick out the correct statement. (A) Plastic chips are called non-cohesive solids (B) Kick's crushing law is, P/m = K . ln (D̅sa /Ds̅b ) (C) Communition is a generic term for size enlargement ... per ton of product, such that 80% of it passes through a 200 mesh screen, is called 'Work index'

Last Answer : (B) Kick's crushing law is, P/m = K . ln (D̅sa /Ds̅b )

How did most Americans feel about John Quincy Adams plans for promoting economic growth?

Description : How did most Americans feel about John Quincy Adams plans for promoting economic growth?

Last Answer : Most Americans feared that federal government would become toopowerful.

Which of the following statement(s) is/are true concerning pharmacologic agents used to accelerate wound healing? a. A number of these agents are now currently approved for use in this country b. PDGF (platelet-derived growth factor) promotes fibroblast proliferation, chemotaxis, and collagenase synthesis c. PDGF has been demonstrated in a number of clinical trials to promote healing in chronic wounds d. Growth hormone functions by promoting fibroblast proliferation and collagen synthesis

Description : Which of the following statement(s) is/are true concerning pharmacologic agents used to accelerate wound healing? a. A number of these agents are now currently approved for use in ... healing in chronic wounds d. Growth hormone functions by promoting fibroblast proliferation and collagen synthesis

Last Answer : Answer: b, c Currently there are no approved clinical agents that accelerate normal healing. Although a number of clinical trials are in progress, no agents are currently ... hormone administration significantly accelerates donor site healing, presumably due to its effects in minimizing catabolism

Autacoids differ from hormones in that (a) Autacoids are involved only in the causation of pathological states (b) Autacoids do not have a specific cell/ tissue of origin (c) Autacoids generally act locally at the site of generation and release (d) Both (b) and (c)

Description : Autacoids differ from hormones in that (a) Autacoids are involved only in the causation of pathological states (b) Autacoids do not have a specific cell/ tissue of origin (c) Autacoids generally act locally at the site of generation and release (d) Both (b) and (c)

Last Answer : Ans: D

Autacoids differ from hormones in that: A. Autacoids are involved only in the causation of pathological states B. Autacoids do not have a specific cell/tissue of origin C. Autacoids generally act locally at the site of generation and release D. Both ‘B’ and ‘C’ are correct

Description : Autacoids differ from hormones in that: A. Autacoids are involved only in the causation of pathological states B. Autacoids do not have a specific cell/tissue of origin C. Autacoids generally act locally at the site of generation and release D. Both ‘B’ and ‘C’ are correct

Last Answer : D. Both ‘B’ and ‘C’ are correct

Autacoids differ from hormones in that: A. Autacoids are involved only in the causation of pathological states B. Autacoids do not have a specific cell/tissue of origin C. Autacoids generally act locally at the site of generation and release D. Both ‘B’ and ‘C’ are correct

Description : Autacoids differ from hormones in that: A. Autacoids are involved only in the causation of pathological states B. Autacoids do not have a specific cell/tissue of origin C. Autacoids generally act locally at the site of generation and release D. Both ‘B’ and ‘C’ are correct

Last Answer : D. Both ‘B’ and ‘C’ are correct

Plant hormones, which responses to wounds and stresses of biotic & abiotic origin & are also involved in dormancy & abscission, are-

Description : Plant hormones, which responses to wounds and stresses of biotic & abiotic origin & are also involved in dormancy & abscission, are-

Last Answer : Plant hormones, which responses to wounds and stresses of biotic & abiotic origin & are also involved in dormancy & abscission, are-

Plant hormones, which responses to wounds and stresses of biotic & abiotic origin & are also involved in dormancy & abscission, are-

Description : Plant hormones, which responses to wounds and stresses of biotic & abiotic origin & are also involved in dormancy & abscission, are-

Last Answer : Plant hormones, which responses to wounds and stresses of biotic & abiotic origin & are also involved in dormancy & abscission, are-

What cell contains the information that a plant cell uses for growth and activities?

Description : What cell contains the information that a plant cell uses for growth and activities?

Last Answer : Need answer

A pheromone is A) an endorphin released within the anterior pituitary. B) a growth factor related to the production of tumors. C) a product of a neurosecretory cell that acts on neighboring cells. D) a chemical released by one animal to affect the behavior of another animal. E) a regulatory hormone that stimulates or inhibits the release of hormones produced by other endocrine glands.

Description : A pheromone is A) an endorphin released within the anterior pituitary. B) a growth factor related to the production of tumors. C) a product of a neurosecretory cell that acts on ... ) a regulatory hormone that stimulates or inhibits the release of hormones produced by other endocrine glands.

Last Answer : D) a chemical released by one animal to affect the behavior of another animal.

During which step of cellular carcinogenesis do cellular changes exhibit increased malignant behavior? a) Progression During this third step, cells show a propensity to invade adjacent tissues and metastasize. b) Promotion During promotion, repeated exposure to promoting agents causes the expression of abnormal genetic information even after long latency periods. c) Initiation During this first step, initiators such as chemicals, physical factors, and biologic agents escape normal enzymatic mechanisms and alter the genetic structure of cellular DNA. d) Prolongation No stage of cellular carcinogenesis is termed prolongation.

Description : During which step of cellular carcinogenesis do cellular changes exhibit increased malignant behavior? a) Progression During this third step, cells show a propensity to invade adjacent tissues and ... of cellular DNA. d) Prolongation No stage of cellular carcinogenesis is termed prolongation.

Last Answer : a) Progression During this third step, cells show a propensity to invade adjacent tissues and metastasize.

Which plant hormones are known as growth inhibitors?

Description : Which plant hormones are known as  growth inhibitors?

Last Answer : Abscisic acid and Ethylene

Which plant hormones are known as growth promoters?

Description : Which plant hormones are known as  growth promoters?

Last Answer : Auxin; Gibberellin; Cytokinin

Small cut pieces of soft stems are placed in growth medium with following plant hormones. Which combination of plant hormones will show slowest growth ? (1) Auxin + Cytokinin (2) Gibberellins + Auxin (3) Gibberellins + Cytokinin (4) Abscisic Acid + Auxin

Description : Small cut pieces of soft stems are placed in growth medium with following plant hormones. Which combination of plant hormones will show slowest growth ? (1) Auxin + Cytokinin (2) Gibberellins + Auxin (3) Gibberellins + Cytokinin (4) Abscisic Acid + Auxin

Last Answer : (4) Abscisic Acid + Auxin

ABA is involved in (a) shoot elongation (b) increased cell division (c) dormancy of seeds (d) root elongation.

Description : ABA is involved in (a) shoot elongation (b) increased cell division (c) dormancy of seeds (d) root elongation.

Last Answer : (d) root elongation.

Microtubule is involved in the (a) muscle contraction (b) membrane architecture (c) cell division (d) DNA recognition

Description : Microtubule is involved in the (a) muscle contraction (b) membrane architecture (c) cell division (d) DNA recognition

Last Answer : (c) cell division

Which are the cell organelles that participate in the cell division and in the formation of cillia and flagella of some eukaryotic cells ?

Description : Which are the cell organelles that participate in the cell division and in the formation of cillia and flagella of some eukaryotic cells ?

Last Answer : The organelles that participate in the cell division and in the formation of cilia and flagella of some eukaryotic cells are the centrioles. Some cells have cillia (paramecium, the bronchial ciliated ... are very important for cell division. Cell Structure Review - Image Diversity: centrioles

In grasses what happens in microspore mother cell for the formation of mature pollen grains? (a) One meiotic and two mitotic divisions (b) One meiotic and one mitotic divisions (c) One meiotic division (d) One mitotic division

Description : In grasses what happens in microspore mother cell for the formation of mature pollen grains? (a) One meiotic and two mitotic divisions (b) One meiotic and one mitotic divisions (c) One meiotic division (d) One mitotic division

Last Answer : (b) One meiotic and one mitotic divisions

Abscisic acid controls (a) cell division (b) leaf fall and dormancy (c) shoot elongation (d) cell elongation and wall formation.

Description : Abscisic acid controls (a) cell division (b) leaf fall and dormancy (c) shoot elongation (d) cell elongation and wall formation.

Last Answer : b) leaf fall and dormancy

Besides giving out secretory vesicles, the Golgi apparatus is also concerned with the formation of (a) lysosomes (b) plastids (c) grana of chloroplasts (d) cell plates after cell division in plants.

Description : Besides giving out secretory vesicles, the Golgi apparatus is also concerned with the formation of (a) lysosomes (b) plastids (c) grana of chloroplasts (d) cell plates after cell division in plants.

Last Answer : (a) lysosomes

Which one of the following statements does NOT apply to bacterial reproduction? a. A fission ring apparatus is present. b. Septum formation occurs. c. A spindle apparatus is used. d. Symmetrical cell division occurs.

Description : Which one of the following statements does NOT apply to bacterial reproduction? a. A fission ring apparatus is present. b. Septum formation occurs. c. A spindle apparatus is used. d. Symmetrical cell division occurs.

Last Answer : c. A spindle apparatus is used.

Which statement is NOT true about steroid hormones? A) They include hormones such as estrogen. B) They do not bind to cell surface receptors. C) The hormone-receptor complex can enter the nucleus. D) The hormone-receptor complex can bind to chromatin. E) Steroid hormones act faster than non-steroid (peptide) hormones.

Description : Which statement is NOT true about steroid hormones? A) They include hormones such as estrogen. B) They do not bind to cell surface receptors. C) The hormone-receptor complex can enter the ... complex can bind to chromatin. E) Steroid hormones act faster than non-steroid (peptide) hormones.

Last Answer : E) Steroid hormones act faster than non-steroid (peptide) hormones.

Which body system coordinates activities of body parts by releasing hormones into the blood? A) nervous system B) digestive system C) respiratory system D) circulatory system E) endocrine system

Description : Which body system coordinates activities of body parts by releasing hormones into the blood? A) nervous system B) digestive system C) respiratory system D) circulatory system E) endocrine system

Last Answer : E) endocrine system

All the following statements about ACTH are true except (A) It is a tropic hormone (B) Its target cells are located in adrenal cortex (C) Its receptors are located in the cell membrane (D) Its second messenger is inositol triphosphate

Description : All the following statements about ACTH are true except (A) It is a tropic hormone (B) Its target cells are located in adrenal cortex (C) Its receptors are located in the cell membrane (D) Its second messenger is inositol triphosphate

Last Answer : Answer : D

Assertion :- Cell growth results into division Reason :- Cell growth leads to change in nucleocytoplasmic ratio.

Description : Assertion :- Cell growth results into division Reason :- Cell growth leads to change in nucleocytoplasmic ratio.

Last Answer : Assertion :- Cell growth results into division Reason :- Cell growth leads to change in nucleocytoplasmic ... D. If both Assertion & Reason are false.

Which hormone promotes cell division , protein synthesis and bone growth

Description : Which hormone promotes cell division , protein synthesis and bone growth

Last Answer : Which hormone promotes cell division , protein synthesis and bone growth A. ADH B. ACTH C. PTH D. GH

What is Cell division for growth and repair?

Description : What is Cell division for growth and repair?

Last Answer : Need answer

Mean applied when deals with relative changes eg. Bacterial growth, cell division, population

Description : Mean applied when deals with relative changes eg. Bacterial growth, cell division, population

Last Answer : Ans. GM

What is the cell division process directly related to the embryonic growth ?

Description : What is the cell division process directly related to the embryonic growth ?

Last Answer : The embryonic growth depends directly on mitosis. Through this type of cell division, the zygote divides itself giving birth to a series of cells that by mitosis too compose differentiated tissues and organs until the formation of a complete individual.

What is the cell division process directly related to the embryonic growth ?

Description : What is the cell division process directly related to the embryonic growth ?

Last Answer : The embryonic growth depends directly on mitosis. Through this type of cell division, the zygote divides itself giving birth to a series of cells that by mitosis too compose differentiated tissues and organs until the formation of a complete individual.

The cell division that brings growth in multicellular organisms is known a............. ?

Description : The cell division that brings growth in  multicellular organisms is known a............. ?

Last Answer : Mitosis

Growth retardants are the substances which slow down : a. Cell division b. Cell elongation c. a & b d. None of the above

Description : Growth retardants are the substances which slow down : a. Cell division b. Cell elongation c. a & b d. None of the above

Last Answer : a & b

Organisation of stem apex into corpus and tunica is determined mainly by (a) planes of cell division (b) regions of meristematic activity (c) rate of cell growth (d) rate of shoot tip growth.

Description : Organisation of stem apex into corpus and tunica is determined mainly by (a) planes of cell division (b) regions of meristematic activity (c) rate of cell growth (d) rate of shoot tip growth.

Last Answer : (a) planes of cell division

Organisation of stem apex into corpus and tunica is determined mainly by (a) planes of cell division (b) regions of meristematic activity (c) rate of cell growth (d) rate of shoot tip growth.

Description : Organisation of stem apex into corpus and tunica is determined mainly by (a) planes of cell division (b) regions of meristematic activity (c) rate of cell growth (d) rate of shoot tip growth.

Last Answer : (a) planes of cell division

What are the hormones involved in providing milk to the suckling infant ? -Biology-10

Description : What are the hormones involved in providing milk to the suckling infant ? -Biology-10

Last Answer : Prolactin (Maternity Hormone). Production of milk. 2. Oxytocin Ejection of milk

Study the flow chart given below. Name the hormones involved at each stage and explain their role. -Biology

Description : Study the flow chart given below. Name the hormones involved at each stage and explain their role. -Biology

Last Answer : Ovulation Induced by LH secreted from anterior pituitary. LH also stimulates the formation of corpus luteum and secretion of progesterone from it. Pregnancy Progesterone is necessary for ... secretion of oxytocin which induces stronger contractions of uterine muscles leading to parturition.

Study the flow chart given below. Name the hormones involved at each stage and explain their function. -Biology

Description : Study the flow chart given below. Name the hormones involved at each stage and explain their function. -Biology

Last Answer : Hypothalamus Gonadotropin Releasing Hormones (GnRH) are released by the hypothalamus. Pituitary GnRH stimulates pituitary to release FSH and LH. Ovary FSH and LH act on ovary. LH ... ruptured follicle and secretion of progesterone by the corpus luteum. Pregnancy Progesterone maintains pregnancy.

What hormones are directly involved in the onset of puberty? -Biology

Description : What hormones are directly involved in the onset of puberty? -Biology

Last Answer : answer:

Which one of the following hormones is not involved in sugar metabolism ?

Description : Which one of the following hormones is not involved in sugar metabolism ?

Last Answer : Which one of the following hormones is not involved in sugar metabolism ? A. Glucagon B. Cortisone C. Aldosterone D. Insulin

Hormones involved in carbohydrate metabolism are

Description : Hormones involved in carbohydrate metabolism are

Last Answer : Hormones involved in carbohydrate metabolism are A. Insulin, glucagon, epinephrine, and parathormone ... , glucagon, nor-epinephrine, and melatonin