Which term is the smallest subdivision in this group? (a) Fibre (b) Fibril (c) Filament (d) Myosin

Which term is the smallest subdivision in this group? (a) Fibre (b) Fibril (c) Filament (d) Myosin
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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

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

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 while actin filaments do not shorten (c) when myofilaments slide pass each other actin filaments shorten while myosin filaments do not shorten (d) actin and myosin filaments shorten and slide pass each other.

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

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 (c) detaches the myosin head from the actin filament (d) prevents the formation of bonds between the myosin cross bridges and the actin filament.

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

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 it. (3) detaches the myosin head from the actin filament. (4) prevents the formation of bonds between the myosin cross bridges and the actin filament.

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.

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 central gap between actin filaments extending through myosin filaments in the A-band (d) birefringence of myosin filaments in the central portion of A-band

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)

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 of the A-band (c) the absence of myofibrils in the central portion of A-band (d) the central gap between myosin filaments in the A-band.

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

In a relaxed fibril, H-zone, a lighter of low density can be seen in the cenre of ______

Description : In a relaxed fibril, H-zone, a lighter of low density can be seen in the cenre of ______

Last Answer : In a relaxed fibril, H-zone, a lighter of low density can be seen in the cenre of ______

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

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

Identify the odd term amongst the following group : (1) Optical fibre (2) Twisted pair wire (3) Microwaves (4) Coaxial cable

Description : Identify the odd term amongst the following group : (1) Optical fibre (2) Twisted pair wire (3) Microwaves (4) Coaxial cable

Last Answer : Microwaves

If you live in a subdivision where the houses all have two car garage; are there still cars parked all over the street?

Description : If you live in a subdivision where the houses all have two car garage; are there still cars parked all over the street?

Last Answer : Usually more than two drivers live there and most people use their garages for storage from all I’ve seen.

Is there anything I can do about construction noise in our subdivision?

Description : Is there anything I can do about construction noise in our subdivision?

Last Answer : You could try. I’m guessing you get to a clerk or other flunky and that’s it.

Subdivision Rule Discrimination?

Description : Subdivision Rule Discrimination?

Last Answer : Is it visible from the street? Are they mistaking it for a satellite dish?

The class of chondrichthis belongs to which subdivision ?

Description : The class of chondrichthis belongs to which subdivision ?

Last Answer : Answer : The class Chondrichthis belongs to the vertebrata subfamily .

Subdivision What language word ?

Description : Subdivision What language word ?

Last Answer : Subdivision is an Arabic word.

What is a subdivision ?

Description : What is a subdivision ?

Last Answer : : A small leaf-like part protrudes from the side of the leaf root of some plants is called sub-leaf.

How many classes are there in Vertibrata subdivision ?

Last Answer : The Vertibrata subdivision is divided into 6 categories.

West Bengal Subdivision How many ?

Last Answer : 23 in West Bengal District Currently 72 In the subdivision Divided.

The subdivision of aquatic biome is based on salt content of water and the aquatic plants live there. 

Description : The subdivision of aquatic biome is based on salt content of water and the aquatic plants live there. 

Last Answer : Identify the correct correlation: A - The subdivision of aquatic biome is based on salt content of ... but R is not the correct explanation of A.

live out of city limits in a subdivision. we own hunting dogs that will bark randomly at night. i work third shift, so when i come home or if an animal run through the yard they will bark. neighbors called animal control. how can i stop what is dog natur?

Description : live out of city limits in a subdivision. we own hunting dogs that will bark randomly at night. i work third shift, so when i come home or if an animal run through the yard they will bark. neighbors called animal control. how can i stop what is dog natur?

Last Answer : There is a dog collar that is specifically designed for shocking dogs when they bark. This may sound inhumane but after barking a couple of times while wearing the collar, I am sure they will get the message.

What is the metric subdivision of VHF band? A. Metric B. Millimetric C. Decimetric D. Centimetric

Description : What is the metric subdivision of VHF band? A. Metric B. Millimetric C. Decimetric D. Centimetric

Last Answer : A. Metric

The Assistant Divisional Engineer should inspect the equipment at every manned level crossing on the subdivision once in a) 2 months b) 3 months c) 4 months d) 6 months*

Description : The Assistant Divisional Engineer should inspect the equipment at every manned level crossing on the subdivision once in a) 2 months b) 3 months c) 4 months d) 6 months*

Last Answer : d) 6 months

This period in earth history is the earliest subdivision of the Paleozoic Era. Many of the oldest known invertebrate fossils occur in this period, the principal types being trilobites, chitinous brachiopods, and primitive graptolites. Name this period.

Description : This period in earth history is the earliest subdivision of the Paleozoic Era. Many of the oldest known invertebrate fossils occur in this period, the principal types being trilobites, chitinous brachiopods, and primitive graptolites. Name this period. 

Last Answer : ANSWER: CAMBRIAN PERIOD

Mosses and liverworts comprise this subdivision of plants. Name this plant subdivision.

Description : Mosses and liverworts comprise this subdivision of plants. Name this plant subdivision.

Last Answer : ANSWER: Bryophytes (pron: bry-eh-fites) or Bryophyta  

What is the subdivision in the Plant Kingdom comprising over 20,000 species of Mosses and Liverworts?

Description : What is the subdivision in the Plant Kingdom comprising over 20,000 species of Mosses and Liverworts?

Last Answer : ANSWER: BRYOPHYTES (pron: brI-eh-fites)

Write the midpoint subdivision algorithm for line clipping.

Description : Write the midpoint subdivision algorithm for line clipping.

Last Answer : Step 1: Scan two end points for the line P1(x1, y1) and P2(x2, y2). Step 2: Scan corners for the window as (x1, y1) and (x2, y2). Step 3:Assign the region codes for ... 5 for both subdivided line segments until you get completely visible and completely invisible line segments. Step 6: Exit.

Explain midpoint subdivision line clipping algorithm.

Description : Explain midpoint subdivision line clipping algorithm.

Last Answer : Step 1: Scan two end points for the line P1(x1, y1) and P2(x2, y2). Step 2: Scan corners for the window as (Wx1, Wy1) and (Wx2, Wy2). Step 3: Assign the region ... through 5 for both subdivided line segments until you get completely visible and completely invisible line segments. Step 6: Exit.

What is the term used to identify the amount of field strength required to cause the electrons to just miss the plate and return to the filament in a circular orbit?

Description : What is the term used to identify the amount of field strength required to cause the electrons to just miss the plate and return to the filament in a circular orbit?

Last Answer : The critical value of field strength

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

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)

Myosin filaments are localized in

Description : Myosin filaments are localized in

Last Answer : Myosin filaments are localized in A. Z band B. H band C. A band D. None of the above

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

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

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

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

Last Answer : Answer : A

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

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

Last Answer : Answer : D

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

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

Last Answer : Answer : A

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

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

Last 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.

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

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.

The concentration of which of the following decreases in anaemia? (1) Haemoglobin (2) Collagen (3) Hyoglobin (4) Myosin

Description : The concentration of which of the following decreases in anaemia? (1) Haemoglobin (2) Collagen (3) Hyoglobin (4) Myosin

Last Answer : (1) Haemoglobin Explanation: Anemia is a decrease in number of red blood cells (RBCs) or less than the normal quantity of hemoglobin in the blood. However, it can include decreased oxygen-binding ... oxygen from the lungs to the capillaries, anemia leads to hypoxia (lack of oxygen) in organs.

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

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

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

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

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

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

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

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

Which one of the following pairs of chemical substances, is correctly categorised? (a) Calcitonin and thymosin - Thyroid hormones (b) Pepsin and prolactin - Two digestive enzymes secreted in stomach (c) Troponin and myosin - Complex proteins in striated muscles (d) Secretin and rhodopsin - Polypeptide hormones

Description : Which one of the following pairs of chemical substances, is correctly categorised? (a) Calcitonin and thymosin - Thyroid hormones (b) Pepsin and prolactin - Two digestive enzymes secreted in ... and myosin - Complex proteins in striated muscles (d) Secretin and rhodopsin - Polypeptide hormones

Last Answer : (c) Troponin and myosin - Complex proteins in striated muscles

Select the correct statement regarding the specific disorder of muscular or skeletal system. (a) Muscular dystrophy – Age related shortening of muscles (b) Osteoporosis – Decrease in bone mass and higher chances of fractures with advancing age (c) Myasthenia gravis – Autoimmune disorder which inhibits sliding of myosin filaments (d) Gout – Inflammation of joints due to extra deposition of calcium

Description : Select the correct statement regarding the specific disorder of muscular or skeletal system. (a) Muscular dystrophy - Age related shortening of muscles (b) Osteoporosis - Decrease in bone mass and ... of myosin filaments (d) Gout - Inflammation of joints due to extra deposition of calcium

Last Answer : (b) Osteoporosis – Decrease in bone mass and higher chances of fractures with advancing age

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

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

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

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

Last Answer : (c) myosin

Name the ion responsible for unmasking of active sites for myosin for cross-bridge activity during muscle contraction. (a) Calcium (b) Magnesium (c) Sodium (d) Potassium

Description : Name the ion responsible for unmasking of active sites for myosin for cross-bridge activity during muscle contraction. (a) Calcium (b) Magnesium (c) Sodium (d) Potassium

Last Answer : (a) Calcium

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

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

Last Answer : c) Actomyosin

Name the predominant light capturing molecules in plants a, Anthocyanin b. Chlorophyll c. Myosin d. Erythrocyanin

Description : Name the predominant light capturing molecules in plants a, Anthocyanin b. Chlorophyll c. Myosin d. Erythrocyanin

Last Answer : b. Chlorophyll

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

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

Last Answer : (D) Tubulin

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

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