The protein present in the finger nail is (1) Actin (2) Myosin (3) Globin (4) Keratin

1 Answer

Answer :

(4) Keratin Explanation: Keratin is a fibrous protein making up most cells found in our nails and hair and the epidermis layer of our skin. It also makes up fish scales and crustacean shells, bird feathers and beaks, and animal horns and hooves.

Related questions

Description : The protein present in the finger nail is (1) Actin (2) Myosin (3) Globin (4) Keratin

Last Answer : Keratin

Description : Microtubules consist of helically stacked molecules of the protein (A) Actin (B) Myosin (C) Keratin (D) Tubulin

Last Answer : (D) Tubulin

Description : The protein present in hair is (A) Keratin (B) Elastin (C) Myosin (D) Tropocollagen

Last Answer : Answer : A

Description : A protein having both structural and enzymatic traits is (A) Myosin (B) Collagen (C) Trypsin (D) Actin

Last Answer : Answer : A

Description : Mitotic spindle is mainly composed of which protein? (a) Actin (b) Myosin (c) Actomyosin (d) Myoglobin

Last Answer : c) Actomyosin

Description : Match the following: Product Protein A Milk (i) keratin B Egg (ii) Myosin C Meat (iii) Casein D Wool (iv) Albumen

Last Answer : (c) A-iii, B-iv, C-ii, D-i

Description : The microfilaments composed of (A) Actin protein (B) Gelatin protein (C) Keratin protein (D) Tubulin protein

Last Answer : (A) Actin protein

Description : The number of thick myofilaments (myosin) surrounding Single thin myofilament (actin) are

Last Answer : The number of thick myofilaments (myosin) surrounding Single thin myofilament (actin) are A. 3 B. 6 C. 2 D. 4

Description : Myosin bridges can be prevented from combining actin by two regulator proteins in resting muscle by (a) troponin (b) myofibril (c) troponin and tropomyosin (d) natural inhibiting proteins

Last Answer : Ans:(c)

Description : The H-disk in the skeletal muscle fibre is due to (a) the absence of myofibrils in the central portion of Aband (b) the central gap between myosin filaments in the Aband Questions (c) the ... myosin filaments in the A-band (d) birefringence of myosin filaments in the central portion of A-band

Last Answer : Ans:(c)

Description : The contractile proteins in a muscle are (1) Actin and Myosin (2) Actin and Tropomyosin (3) Myosin and Troponin (4)Troponin and Tropomyosin

Last Answer : (1) Actin and Myosin Explanation: Muscle fibers or myofibrils are formed of three types of proteins which are (1) contractile, (2) regulatory, and (3) structural. Contractile proteins are the force ... are Actin which is part of thin filament and Myosin, which is part of the thick filament.

Description : In the skeletal muscle: a. myosin is found in the thick filament b. the thin filament contains actin and troponin c. during stimulus excitation calcium ions are derived from the serum d. tropomyosin masks the myosin-combining sites on the actin

Last Answer : tropomyosin masks the myosin-combining sites on the actin

Description : The following are true about the smooth muscle cells: a. presence of a striated appearance b. do not contain actin and myosin c. spontaneous muscle contraction d. mitochondria are absent

Last Answer : spontaneous muscle contraction

Description : With reference to the skeletal muscle myofilaments a. actin is the major constituent of thin filaments b. myosin and tropomyosin combine to form the thick filaments c. troponin is a constituents of thin filaments d. tropomyosin prevents the interaction of actin and myosin in the resting state

Last Answer : actin is the major constituent of thin filaments

Description : The following are true about the smooth muscle cells: a. presence of a striated appearance b. do not contain actin and myosin c. spontaneous muscle contraction d. mitochondria are absent

Last Answer : spontaneous muscle contraction

Description : Which one of the following is the correct matching of three items and their grouping category? Items Group (a) Ilium, ischium, Coxal bones of pelvic girdle pubis (b) Actin, myosin, Muscle proteins rhodopsin (c) Cytosine, uracil, Pyrimidines thiamine (d) Malleus, incus, Ear ossicles cochlea

Last Answer : (a) Ilium, ischium, Coxal bones of pelvic girdle pubis

Description : The H-zone in the skeletal muscle fibre is due to (a) the central gap between actin filaments extending through myosin filaments in the A-band (b) extension of myosin filaments in the central portion ... the central portion of A-band (d) the central gap between myosin filaments in the A-band.

Last Answer : (a) the central gap between actin filaments extending through myosin filaments in the A-band

Description : Sliding filament theory can be best explained as (a) actin and myosin filaments do not shorten but rather slide pass each other (b) when myofilaments slide pass each other, myosin filaments shorten ... filaments do not shorten (d) actin and myosin filaments shorten and slide pass each other.

Last Answer : (a) actin and myosin filaments do not shorten but rather slide pass each other

Description : Calcium is important in skeletal muscle contraction because it (a) binds to troponin to remove the masking of active sites on actin for myosin (b) activates the myosin ATPase by binding to it ... filament (d) prevents the formation of bonds between the myosin cross bridges and the actin filament.

Last Answer : (a) binds to troponin to remove the masking of active sites on actin for myosin

Description : Calcium is important in skeletal muscle contraction because it :- (1) binds to troponin to remove the masking of active sites on actin for myosin. (2) activates the myosin ATPase by binding to ... filament. (4) prevents the formation of bonds between the myosin cross bridges and the actin filament.

Last Answer : (1) binds to troponin to remove the masking of active sites on actin for myosin.

Description : The phase of contraction of a muscle occurs when: a) tropomyosin binds and releases actin b) myosin binds and releases actin c) actin binds and releases myosin d) none of the above

Last Answer : ANSWER: B -- MYOSIN BINDS AND RELEASES ACTIN

Description : The major fibrous proteins are: a) peptone and edestin b) glutelin and leucine c) valine and lysine d) myosin and actin

Last Answer : ANSWER: D -- Myosin and Actin

Description : The organic portion of bone consists of which one of the following proteins. a) fibrin b) collagen c) actin d) myosin

Last Answer : ANSWER: B -- COLLAGEN

Description : The myofilaments of muscles consist primarily of two proteins. These two proteins are called: a) actin and myosin b) progesterone and testosterone c) progesterone and estrogen

Last Answer : ANSWER: A -- ACTIN AND MYOSIN

Description : The contractile proteins in a muscle are (1) Actin and Myosin (2) Actin and Tropomyosin (3) Myosin and Troponin (4) Troponin and Tropomyosin

Last Answer : Actin and Myosin 

Description : The highest concentration of cystine can be found in (A) Melanin (B) Chondroitin sulphate (C) Myosin (D) Keratin

Last Answer : Answer : D

Description : In biological studies which of the following is used to refer to the oxygen-binding, iron-containing, conjugated protein complex present in the sarcoplasm of muscle cells? a) myelin b) myosin c) myoglobin d) none of these

Last Answer : ANSWER: C -- MYOGLOBIN

Description : Macrophages are professional antigen- presenting cells. The protein molecule through whichthey present antigen in human is A- actin B- nterleukin C- HLA D- .CD8

Last Answer : .CD8

Description : Alpha-keratin is a protein present in which thing? -General Knowledge

Last Answer : The answer is 'Wool '

Description : Alpha-keratin is a protein present in which thing? -General Knowledge

Last Answer : answer:

Description : Alpha-keratin is a protein present in which thing? -General Knowledge

Last Answer : answer:

Description : The protein present in hair is (A) Elastin (B) Prolamine (C) Keratin (D) Gliadin

Last Answer : Answer : C

Description : 1. Alpha-keratin is a protein present in which thing? 2. Where was the first session of the Constituent Assembly held? 3. Which of the following is used as a moderator in nuclear reactor? 4. ... place is the same as which place? 20. What was the script used in the earliest Tamil inscriptions?

Last Answer : Answer : 1. Wool 2. New Delhi 3. Graphite 4. Mars 5. Afghanistan 6. Bangladesh 7. 9 players each 8. Thyroid gland 9. Jupiter 10. Grama 11. Jawaharlal Nehru 12. Plutonium 13. After the drought ... Philosophy 16. A House for Mr. Biswas 17. Gambusia 18. Right to freedom 19. Celestial pole 20. Brahmi

Description : The main protein found in milk is (1) Albumin (2) Globulin (3) Globin (4) Casein

Last Answer : (4) Casein Explanation: The major proteins in milk are casein and whey. These two milk proteins are both excellent sources of all the essential amino acids, but they differ in one ... food source, casein supplies amino acids, carbohydrates, and the two inorganic elements calcium and phosphorus.

Description : The main protein found in milk is ______ (1) Albumin (2) Globulin (3) Globin (4) Casein

Last Answer : Casein

Description : Polyadenylate tail is not present in mRNA synthesising (A) Globin (B) Histone (C) Apoferritin (D) Growth hormone

Last Answer : Answer : B

Description : How do you remove a 1/2 inch splinter from under a finger nail?

Last Answer : You may have to get pointy tweezers, sanitize them, and dig them down to the splinter to pull it out. That’s what I imagine they’ll do at the doctor’s office. Soak your finger in Dr. Tichenor’s first to take a lot of the soreness out so you can do it.

Description : What Part of nail that extends over your finger?

Last Answer : Feel Free to Answer

Description : Which of the following is the contractile protein of a muscle? (a) Tropomyosin (b) Tubulin (c) Myosin (d) All of these

Last Answer : (c) Myosin

Description : The contractile protein of skeletal muscle involving ATPase activity is (a) troponin (b) tropomyosin (c) myosin (d) α-actinin.

Last Answer : (c) myosin

Description : Myosin is one of two proteins that make up the myofibrils of striated muscles. Name the other protein.

Last Answer : ANSWER: Actin

Description : Genes are packaged into a bacterial chromosome by (a) acidic protein (b) actin (c) histones (d) basic protein.

Last Answer : basic protein

Description : Macrophages are professional antigen- presenting cells. The protein molecule through which theypresent antigen in human is A.actin B.interleukin C.HLA D.CD8

Last Answer : D.CD8

Description : Which of the following protein is rich in cysteine? (A) Elastine (B) Collagen (C) Fibrin (D) Keratin

Last Answer : Answer : D

Description : A protein rich in cysteine is (A) Collagen (B) Keratin (C) Haemoglobin (D) Gelatin

Last Answer : Answer : B

Description : The primary structure of fibroin, the principal protein of silk worm fibres consists almost entirely of (A) Glycine (B) Aspartate (C) Keratin (D) Tryptophan

Last Answer : Answer : A

Description : The amino acid from which synthesis of the protein of hair keratin takes place is (A) Alanine (B) Methionine (C) Proline (D) Hydroxyproline

Last Answer : Answer : B

Description : Which of the following is a fibrous protein? (1) Haemoglobin (2) Albumin (3) Keratin (4) Enzymes

Last Answer : (3) Keratin Explanation: Keratin is a family of fibrous structural proteins. It is the key structural material making up the outer layer of human skin. It is also the key structural component of hair and nails. Another example of fibrous protein is collagen.

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.

Description : The protein from which hook and filaments of flagella are composed of, is A- keratin B- flagellin C- gelatin D- casein

Last Answer : flagellin