The number of amino acids in the hormone oxytocin is (A) 7 (B) 9 (C) 14 (D) 18

The number of amino acids in the hormone oxytocin is (A) 7 (B) 9 (C) 14 (D) 18
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Whcih of the following hormone is a peptide of less than ten amino acids? (A) Insulin (B) Growth hormone (C) Oxytocin (D) Parathyroid hormone 228 MCQs IN BIOCHEMISTRY

Description : Whcih of the following hormone is a peptide of less than ten amino acids? (A) Insulin (B) Growth hormone (C) Oxytocin (D) Parathyroid hormone 228 MCQs IN BIOCHEMISTRY

Last Answer : Answer : C

The number of amino acids in antidiuretic hormone is (A) 9 (B) 18 (C) 27 (D) 36

Description : The number of amino acids in antidiuretic hormone is (A) 9 (B) 18 (C) 27 (D) 36

Last Answer : Answer : A

The number of amino acids in the peptide hormone calcitonin is (A) 16 (B) 24 (C) 32 (D) 40

Description : The number of amino acids in the peptide hormone calcitonin is (A) 16 (B) 24 (C) 32 (D) 40

Last Answer : Answer : C

Thyroid stimulating hormone is a dimer. The α-subunits of TSH, LH, FSH are identical. Thus the biological specificity must therefore be β subunit in which the number of amino acids is (A) 78 (B) 112 (C) 130 (D) 199

Description : Thyroid stimulating hormone is a dimer. The α-subunits of TSH, LH, FSH are identical. Thus the biological specificity must therefore be β subunit in which the number of amino acids is (A) 78 (B) 112 (C) 130 (D) 199

Last Answer : Answer : B

The number of amino acids in human growth hormone is (A) 91 (B) 151 (C) 191 (D) 291

Description : The number of amino acids in human growth hormone is (A) 91 (B) 151 (C) 191 (D) 291

Last Answer : Answer : C

__________ hormone is a single chain polypeptide having 32 amino acids with molecular weight of 3,600. (A) Testosteron (B) Thyroxine (C) Calcitonine (D) Vasopressin

Description : __________ hormone is a single chain polypeptide having 32 amino acids with molecular weight of 3,600. (A) Testosteron (B) Thyroxine (C) Calcitonine (D) Vasopressin

Last Answer : Answer : C

The sequence of amino acids in human growth hormone and the synthesis were done by (A) Sanger (B) Krebs (C) Chah Holi (D) Molisch

Description : The sequence of amino acids in human growth hormone and the synthesis were done by (A) Sanger (B) Krebs (C) Chah Holi (D) Molisch

Last Answer : Answer : C

Body water is regulated by the hormone: (A) Oxytocin (B) ACTH (C) FSH (D) Epinephrine

Description : Body water is regulated by the hormone: (A) Oxytocin (B) ACTH (C) FSH (D) Epinephrine

Last Answer : Answer : A

Which of the following hormones are synthesized as prehormones (A) Vasopressin and oxytocin (B) Growth hormone and insulin (C) Insulin and parathyroid hormone (D) Insulin and Glucagon

Description : Which of the following hormones are synthesized as prehormones (A) Vasopressin and oxytocin (B) Growth hormone and insulin (C) Insulin and parathyroid hormone (D) Insulin and Glucagon

Last Answer : Answer : C

A hormone used for detection of pregnancy is (A) Estrogen (B) Progesterone (C) Oxytocin (D) Chorionic gonadotropin

Description : A hormone used for detection of pregnancy is (A) Estrogen (B) Progesterone (C) Oxytocin (D) Chorionic gonadotropin

Last Answer : Answer : D

Peripheral vasoconstriction is caused by high concentrations of (A) Antidiuretic hormone (B) Melatonin (C) Glucagon (D) Oxytocin

Description : Peripheral vasoconstriction is caused by high concentrations of (A) Antidiuretic hormone (B) Melatonin (C) Glucagon (D) Oxytocin

Last Answer : Answer : A

Posterior pituitary gland secretes (A) Catecholamines (B) Oxytocin (C) Follicle stimulating hormone (D) Serotonin

Description : Posterior pituitary gland secretes (A) Catecholamines (B) Oxytocin (C) Follicle stimulating hormone (D) Serotonin

Last Answer : Answer : B

Young women are protected against myocardial infaracation because of the activity of (A) Estrogen (B) Progesterone (C) Growth hormone (D) Oxytocin

Description : Young women are protected against myocardial infaracation because of the activity of (A) Estrogen (B) Progesterone (C) Growth hormone (D) Oxytocin

Last Answer : Answer : A

The hormone required for uterine muscle contraction for child birth is (A) Progesterone (B) Estrogen (C) Oxytocin (D) Vasopressin

Description : The hormone required for uterine muscle contraction for child birth is (A) Progesterone (B) Estrogen (C) Oxytocin (D) Vasopressin

Last Answer : Answer : C

A hormone secreted from anterior pituitary is (A) Growth hormone (B) Vasopressin (C) Oxytocin (D) Epinephrine

Description : A hormone secreted from anterior pituitary is (A) Growth hormone (B) Vasopressin (C) Oxytocin (D) Epinephrine

Last Answer : Answer : A

___ amino acids are commonly found in milk proteins, including the essential amino acids. a) 7 b) 12 c) 14 d) 19

Description : ___ amino acids are commonly found in milk proteins, including the essential amino acids. a) 7 b) 12 c) 14 d) 19

Last Answer : d) 19

Which statement about hormone types is correct? A) Non-steroid hormones activate an enzyme cascade. B) Steroid hormones regulate the production of a particular protein. C) Non-steroid hormones are either amino acids, peptides, or proteins. D) Steroid hormones all have four carbon rings with different side chains. E) All of the choices are correct.

Description : Which statement about hormone types is correct? A) Non-steroid hormones activate an enzyme cascade. B) Steroid hormones regulate the production of a particular protein. C) Non-steroid hormones are ... all have four carbon rings with different side chains. E) All of the choices are correct.

Last Answer : E) All of the choices are correct.

The amino acids in which the R groups have a net positive charge at pH 7.0 are (A) Lysine, Arginine, Histidine (B) Lysine, Aspargine (C) Histidine, Aspargine (D) Glutamine, Arginine

Description : The amino acids in which the R groups have a net positive charge at pH 7.0 are (A) Lysine, Arginine, Histidine (B) Lysine, Aspargine (C) Histidine, Aspargine (D) Glutamine, Arginine

Last Answer : Answer : A

Which one of the amino acids could serve as the best buffer at pH 7? (A) Glutamic acid (B) Arginine (C) Valine (D) Histidine

Description : Which one of the amino acids could serve as the best buffer at pH 7? (A) Glutamic acid (B) Arginine (C) Valine (D) Histidine

Last Answer : Answer : D

The only correct statement about chymotrypsin is (A) It is formed from trypsin (B) Carboxypeptidase converts trypsin into chymotrypsin (C) Its optimum pH is around 7 (D) It hydrolyses peptide bonds involving basic amino acids

Description : The only correct statement about chymotrypsin is (A) It is formed from trypsin (B) Carboxypeptidase converts trypsin into chymotrypsin (C) Its optimum pH is around 7 (D) It hydrolyses peptide bonds involving basic amino acids

Last Answer : Answer : C

Assertion : Oxytocin is also known as anti-diuretic hormone (ADH). Reason : Oxytocin can cause an increase in the renal reabsorbtion of water.

Description : Assertion : Oxytocin is also known as anti-diuretic hormone (ADH). Reason : Oxytocin can cause an increase in the renal reabsorbtion of water.

Last Answer : Assertion : Oxytocin is also known as anti-diuretic hormone (ADH). Reason : Oxytocin can cause an ... . D. If both Assertion and Reason are false.

is a hormone that regulates the amount of glucose in the blood? (1) Glucogen (2) Thyroxine (3) Oxytocin (4) Insulin

Description : is a hormone that regulates the amount of glucose in the blood? (1) Glucogen (2) Thyroxine (3) Oxytocin (4) Insulin

Last Answer : (4) Insulin Explanation: Insulin is a hormone that allows our body to use sugar (glucose) from carbohydrates in the food that we eat for energy or to store glucose for future use. Insulin ... or too low (hypoglycemia), Insulin is a peptide hormone produced by beta cells of the pancreatic islets.

An example of hormone is – (1) Cytosine (2) Renin (3) Oxytocin (4) Peprin

Description : An example of hormone is – (1) Cytosine (2) Renin (3) Oxytocin (4) Peprin

Last Answer : (3) Oxytocin Explanation: Oxytocin is an hormone that is normally produced in the hypothalamus and stored in the posterior pituitary gland. It plays a role in social bonding, sexual ... stretching of the cervix and uterus during labor and with stimulation of the nipples from breastfeeding.

An example of protein which acts as a hormone is : (1) nypsin (2) Oxytocin (3) Keratin (4) Casein

Description : An example of protein which acts as a hormone is : (1) nypsin (2) Oxytocin (3) Keratin (4) Casein

Last Answer : (2) Oxytocin Explanation: Hormonal Proteins are messenger proteins which help to coordinate certain bodily activities. Examples include Insulin, Oxytocin, and Somatotropin. Oxytocin stimulates contractions in females during childbirth.

Which of the following hormone is called emergency hormone? (1) Insulin (2) Adrenaline (3) Oestrogen (4) Oxytocin

Description : Which of the following hormone is called emergency hormone? (1) Insulin (2) Adrenaline (3) Oestrogen (4) Oxytocin

Last Answer : (2) Adrenaline Explanation: In this situation, the adrenal medulla secretes extra adrenaline and noradrenaline into the bloodstream. The hormones have important effects on the body.

Why is oxytocin call ‘Birth hormone’?

Description : Why is oxytocin call ‘Birth hormone’?

Last Answer : Oxytocin stimulates the constriction of uterus muscles during child birth and ejection of milk form mammary glands. Hence it is referred to as Birth hormone.

Which human hormone is called love hormone? A. Oxytocin (Answer) B. Melatonin C. Adrenalin D. Renin

Description : Which human hormone is called love hormone? A. Oxytocin (Answer) B. Melatonin C. Adrenalin D. Renin

Last Answer : A. Oxytocin (Answer)

“Let down of milk” is initiated by the hormone (a) Prolactin (b) Lactogen (c) Oxytocin (d) Lactopoietin

Description : “Let down of milk” is initiated by the hormone (a) Prolactin (b) Lactogen (c) Oxytocin (d) Lactopoietin

Last Answer : (c) Oxytocin

Identify the hormone with its correct matching of source and function. (a) Oxytocin - posterior pituitary, growth and maintenance of mammary glands. (b) Melatonin - pineal gland, regulates the normal rhythm of sleepwake cycle. (c) Progesterone - corpus luteum, stimulation of growth and activities of female secondary sex organs. (d) Atrial natriuretic factor - ventricular wall, increases the blood pressure.

Description : Identify the hormone with its correct matching of source and function. (a) Oxytocin - posterior pituitary, growth and maintenance of mammary glands. (b) Melatonin - pineal gland, regulates the ... sex organs. (d) Atrial natriuretic factor - ventricular wall, increases the blood pressure.

Last Answer : (b) Melatonin - pineal gland, regulates the normal rhythm of sleepwake cycle

Which hormone possesses anti-insulin effect? (a) Cortisol(b) Calcitonin (c) Oxytocin (d) Aldosterone

Description : Which hormone possesses anti-insulin effect? (a) Cortisol (b) Calcitonin (c) Oxytocin (d) Aldosterone

Last Answer : (a) Cortisol

Which hormone stimulates the secretion of milk from female? (a) Oxytocin (b) Progesterone (c) LH (d) Prolactin

Description : Which hormone stimulates the secretion of milk from female? (a) Oxytocin (b) Progesterone (c) LH (d) Prolactin

Last Answer : (d) Prolactin

When both ovaries are removed from rat then which hormone is decreased in blood? (a) Oxytocin (b) Prolactin (c) Estrogen (d) Gonadotropin releasing factor

Description : When both ovaries are removed from rat then which hormone is decreased in blood? (a) Oxytocin (b) Prolactin (c) Estrogen (d) Gonadotropin releasing factor

Last Answer : (c) Estrogen

Match the source gland with its respective hormone and function and select the correct option. Source Hormone Function gland (a) Anterior Oxytocin Contraction of uterus pituitary muscles during child birth (b) Posterior Vasopressin Stimulates pituitary reabsorption of water in the distal tubules in the nephron (c) Corpus Estrogen Supports pregnancy luteum (d) Thyroid Thyroxine Regulates blood calcium level

Description : Match the source gland with its respective hormone and function and select the correct option. Source Hormone Function gland (a) Anterior Oxytocin Contraction of uterus pituitary muscles during ... (c) Corpus Estrogen Supports pregnancy luteum (d) Thyroid Thyroxine Regulates blood calcium level

Last Answer : (b) Posterior Vasopressin Stimulates pituitary reabsorption of water in the distal tubules in the nephron

Select the answer which correctly matches the endocrine gland with the hormone it secretes and its function/deficiency symptom. Endocrine Hormone Function/ gland Deficiency symptoms (a) Thyroid Thyroxine Lack of iodine gland in diet results in goitre (b) Corpus Testo- Stimulates luteum sterone spermatogenesis (c) Anterior Oxytocin Stimulates pituitary uterus contraction during child birth (d) Posterior Growth Oversecretion pituitary hormone stimulates (GH) abnormal growth

Description : Select the answer which correctly matches the endocrine gland with the hormone it secretes and its function/deficiency symptom. Endocrine Hormone Function/ gland Deficiency symptoms (a) ... child birth (d) Posterior Growth Oversecretion pituitary hormone stimulates (GH) abnormal growth

Last Answer : (a) Thyroid Thyroxine Lack of iodine gland in diet results in goitre

GnRH, a hypothalamic hormone, needed in reproduction, acts on (a) anterior pituitary gland and stimulates secretion of LH and FSH (b) posterior pituitary gland and stimulates secretion of oxytocin and FSH (c) posterior pituitary gland and stimulates secretion of LH and relaxin (d) anterior pituitary gland and stimulates secretion of LH and oxytocin.

Description : GnRH, a hypothalamic hormone, needed in reproduction, acts on (a) anterior pituitary gland and stimulates secretion of LH and FSH (b) posterior pituitary gland and stimulates secretion of oxytocin ... of LH and relaxin (d) anterior pituitary gland and stimulates secretion of LH and oxytocin.

Last Answer : (a) anterior pituitary gland and stimulates secretion of LH and FSH

Which hormone will stimulate the release of milk from the mother's mammary glands when a baby is nursing? A) oxytocin B) prolactin C) ADH D) HGH E) epinephrine

Description : Which hormone will stimulate the release of milk from the mother's mammary glands when a baby is nursing? A) oxytocin B) prolactin C) ADH D) HGH E) epinephrine

Last Answer : A) oxytocin

Which is an example of negative feedback? A) Nursing action stimulates the hypothalamus to release oxytocin that triggers mammary gland milk production. B) When the blood becomes dilute, ADH is no longer released from the hypothalamus. C) Uterine stretching sends nerve impulses to the hypothalamus that releases oxytocin that triggers uterine contraction. D) FSH and LH stimulate the gonads to produce sperm or eggs. E) TRH stimulates the anterior pituitary to release thyroid-stimulating hormone.

Description : Which is an example of negative feedback? A) Nursing action stimulates the hypothalamus to release oxytocin that triggers mammary gland milk production. B) When the blood becomes dilute, ADH ... produce sperm or eggs. E) TRH stimulates the anterior pituitary to release thyroid-stimulating hormone.

Last Answer : B) When the blood becomes dilute, ADH is no longer released from the hypothalamus

GnRH, a hypothalamic hormone, needed in reproduction, acts on: (1) anterior pituitary gland and stimulates secretion of LH and FSH. (2) posterior pituitary gland and stimulates secretion of oxytocin and FSH. (3) posterior pituitary gland and stimulates secretion of LH and relaxin. (4) anterior pituitary gland and stimulates secretion of LH and oxytocin.

Description : GnRH, a hypothalamic hormone, needed in reproduction, acts on: (1) anterior pituitary gland and stimulates secretion of LH and FSH. (2) posterior pituitary gland and stimulates secretion of oxytocin and ... of LH and relaxin. (4) anterior pituitary gland and stimulates secretion of LH and oxytocin.

Last Answer : 1) anterior pituitary gland and stimulates secretion of LH and FSH.

______ is a hormone that regulates the amount of glucose in the blood (1) Glucogen (2) Thyroxine (3) Oxytocin (4) Insulin

Description : ______ is a hormone that regulates the amount of glucose in the blood (1) Glucogen (2) Thyroxine (3) Oxytocin (4) Insulin

Last Answer : Insulin

An example of hormone is (1) Cytosine (2) Renin (3) Oxytocin (4) Peprin

Description : An example of hormone is (1) Cytosine (2) Renin (3) Oxytocin (4) Peprin

Last Answer : Oxytocin

An example of protein which acts as a hormone is : (1) Trypsin (2) Oxytocin (3) Keratin (4) Casein

Description : An example of protein which acts as a hormone is : (1) Trypsin (2) Oxytocin (3) Keratin (4) Casein

Last Answer : Oxytocin

Which one of the following is a female sex hormone? (1) Estrogen (2) Androgen (3) Oxytocin (4) Insulin

Description : Which one of the following is a female sex hormone? (1) Estrogen (2) Androgen (3) Oxytocin (4) Insulin

Last Answer : Estrogen

1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50'. What number is missing? -Riddles

Description : 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50'. What number is missing? -Riddles

Last Answer : 22

Number of amino acid residues in human growth hormone is (A) 51 (B) 84 (C) 191 (D) 198

Description : Number of amino acid residues in human growth hormone is (A) 51 (B) 84 (C) 191 (D) 198

Last Answer : Answer : C

Find the maximum force of the conductor having length 60cm, current 2.75A and flux density of 9 units. a) 14.85 b) 18.54 c) 84.25 d) 7.256

Description : Find the maximum force of the conductor having length 60cm, current 2.75A and flux density of 9 units. a) 14.85 b) 18.54 c) 84.25 d) 7.256

Last Answer : a) 14.85

Given the following data pairs (x, y), find the regression equation. (1, 1.24), (2, 5.23), (3, 7.24), (4, 7.60), (5, 9.97), (6, 14.31), (7, 13.99), (8, 14.88), (9, 18.04), (10, 20.70) a. y = 0.490 x - 0.053 b. y = 2.04 x c. y = 1.98 x + 0.436 d. y = 0.49 x

Description : Given the following data pairs (x, y), find the regression equation. (1, 1.24), (2, 5.23), (3, 7.24), (4, 7.60), (5, 9.97), (6, 14.31), (7, 13.99), (8, 14.88), (9, 18.04), (10, 20.70) a. y = 0.490 x - 0.053 b. y = 2.04 x c. y = 1.98 x + 0.436 d. y = 0.49 x

Last Answer : c. y = 1.98 x + 0.436

In the process of activation of amino acids for protein synthesis, the number of high energy phosphate bond equivalent utilised is (A) 0 (B) 1 (C) 2 (D) 4

Description : In the process of activation of amino acids for protein synthesis, the number of high energy phosphate bond equivalent utilised is (A) 0 (B) 1 (C) 2 (D) 4

Last Answer : Answer : C

Total number of amino acids in human chorionic gonadotropin is (A) 53 (B) 92 (C) 145 (D) 237

Description : Total number of amino acids in human chorionic gonadotropin is (A) 53 (B) 92 (C) 145 (D) 237

Last Answer : Answer : D

The number of amino acids in single chain polypeptide glucagons is (A) 21 (B) 29 (C) 31 (D) 39

Description : The number of amino acids in single chain polypeptide glucagons is (A) 21 (B) 29 (C) 31 (D) 39

Last Answer : Answer : B