Description : Proteins that are secreted by cells are generally a. not synthesized on membrane-bound ribosomes b. initially synthesized with a signal peptide or leader sequence at their C terminal c. found in ... endocytosis e. secreted in a form that is larger than the form present in the endoplasmic reticulum
Last Answer : found in vesicles and secretory granules
Description : Receptor sites for neurotransmitters are present on (a) pre-synaptic membrane (b) tips of axons (c) post-synaptic membrane (d) membranes of synaptic vesicles.
Last Answer : (c) post-synaptic membrane
Description : What will most likely happen is a toxin causes the hydrogen ion pump to stop moving h plus ions outside the mitochondrial membranes of the bird's cells?
Last Answer : Need answer
Description : Assertion:- Macromolecules are able to move get fused and form pores. Reason:- At few places both nuclear membranes get fused and form pores.
Last Answer : Assertion:- Macromolecules are able to move get fused and form pores. Reason:- At few places both ... . D. If both Assertion & Reason are false.
Description : Identify, from among the following, the correct statement. a) One of the main challenges Engineering facing today is the requirement of most systems to work with a multitude of homogenous systems ... of component based assembly, we find that onlyless than 20% of today's is still custom built
Last Answer : c) does not wear-out in the traditional sense of the term, but does tend to deteriorate as it evolves
Description : The most important mechanism of bacterial resistance to an aminoglycoside antibiotic is: A. Plasmid mediated acquisition of aminoglycoside conjugating enzyme B. Mutational acquisition of aminoglycoside ... affinity of ribosomal protein for the antibiotic D. Mutational loss of porin channels
Last Answer : A. Plasmid mediated acquisition of aminoglycoside conjugating enzyme
Description : (a) Minute vesicles (b) Membrane bound ( c ) Contained enzymes (d) Present in plant and animals Above statements are correct for :-
Last Answer : (a) Minute vesicles (b) Membrane bound ( c ) Contained enzymes (d) Present in plant and ... Plastids B. Microbodies C. Nucleoli D. Satellite bodies
Description : What special vesicles containing enzymes?
Last Answer : The special vesicles containing enzymes are called Lysosomes.
Description : Assertion: Communities that comprise of more species tend to be more stable. Reason: A higher number of species results in less animal variation in to
Last Answer : Assertion: Communities that comprise of more species tend to be more stable. Reason: A higher number ... D. If both assertion and reason are false.
Description : A particular cell organelle is sometimes referred to as the 'suicide bag' because it contains certain enzymes that can break down the cell components or even the whole cell. Which one of the following is such an organelle? (a) Lysosome (b) Mesosome (c) Phagosome (d) Ribosome
Last Answer : Ans:(d)
Description : Lysosome enzymes can degrade a. Proteins b. Carbohydrates c. nucleic acid d. all
Last Answer : all
Description : .Membranous bag with hydrolytic enzymes which is used for controlling intracellular digestion of macromolecules is (a) endoplasmic reticulum (b) nucleosome (c) lysosome (d) phagosome.
Last Answer : (c) lysosome
Description : Lysosome contains (a) oxidative enzymes (b) hydrolytic enzymes (c) reductive enzymes (d) anabolic enzymes
Last Answer : (b) hydrolytic enzymes
Description : A cell organelle containing hydrolytic enzymes is (a) lysosome (b) microsome (c) ribosome (d) mesosome.
Last Answer : (c) ribosome
Description : Which one of the following equipments is essentially required for growing microbes on a large scale, for industrial production of enzymes? (a) Bioreactor (b) BOD incubator (c) Sludge digester (d) Industrial oven
Last Answer : (a) Bioreactor
Description : All enzymes of TCA cycle are located in the mitochondrial matrix except one which is located in inner mitochondrial membranes in eukaryotes and in cytosol in prokaryotes. This enzyme is (a) isocitrate dehydrogenase (b) malate dehydrogenase (c) succinate dehydrogenase (d) lactate dehydrogenase.
Last Answer : (c) succinate dehydrogenase
Description : Assertion `:-` Porthrombinase enzymes converts prothrombin into active thrombin. Reason`:` Thrmoboplastin react with plasma protein in the presece of
Last Answer : Assertion `:-` Porthrombinase enzymes converts prothrombin into active thrombin. Reason`:` Thrmoboplastin ... If both Assertion & Reason are false.
Description : Assertion: Bile is not a true digestive juice Reason: Bile lacks digestive enzymes.
Last Answer : Assertion: Bile is not a true digestive juice Reason: Bile lacks digestive enzymes. A. If both Assertion ... D. If both Assertion & Reason are false.
Description : Assertion: Peroxysomes are called as suicidal bag. Reason: Peroxysome has acid hydrolytic enzymes.
Last Answer : Assertion: Peroxysomes are called as suicidal bag. Reason: Peroxysome has acid hydrolytic enzymes. A. If ... D. If both Assertion & Reason are false.
Description : Assertion: Nucleus controls the metabolic activitie of cytoplasm. Reason: Nucleus synthesizes enzymes and send them to cytoplasm to control the activi
Last Answer : Assertion: Nucleus controls the metabolic activitie of cytoplasm. Reason: Nucleus synthesizes enzymes and ... If both Assertion & Reason are false.
Description : Assertion :- Tasmanian wolf and Placental wolf are the good example of convergent evolution. Reason :- More than one adaptive radiation apperared to h
Last Answer : Assertion :- Tasmanian wolf and Placental wolf are the good example of convergent evolution. Reason :- ... D. If both Assertion & Reason are false.
Description : Assertion (A): UV radiation causes photodissociation of ozone into `O_(2)` and O, thus causing damage to the stratospheric change. Reason (R): Ozone h
Last Answer : Assertion (A): UV radiation causes photodissociation of ozone into `O_(2)` and O, thus causing damage ... true but reason is wrong D. Both are wrong
Description : Assertion : In aDNA molecule, A-T rich parts melt before G-C rich parts. Reason : In between A and T there are three H-bond, whereas in between G and
Last Answer : Assertion : In aDNA molecule, A-T rich parts melt before G-C rich parts. Reason : In between A ... false. D. If both assertion and reason are false.
Description : Assertion :- At constant temp `0^(@)C` and 1 atm, the change `H_(2)O(s)rarr H_(2)O(l)Delta H` and `Delta E` both are zero. Reason :- During isothermal
Last Answer : Assertion :- At constant temp `0^(@)C` and 1 atm, the change `H_(2)O(s)rarr H_(2)O(l) ... Reason is False. D. If both Assertion & Reason are false.
Description : Assertion :- Absolute value of enthalpy can not be determined. Reason :- Enthalpy is defined as H = E + PV, and value of internal energy can not be de
Last Answer : Assertion :- Absolute value of enthalpy can not be determined. Reason :- Enthalpy is defined as H = ... . D. If both Assertion & Reason are false.
Description : Assertion :- Oxidation state of Hydrogen is `+1` in `H_(2)O` while `-1` in `CaH_(2)`. Reason :- `CaH_(2)` is a metal hydride and for metal hydrides, h
Last Answer : Assertion :- Oxidation state of Hydrogen is `+1` in `H_(2)O` while `-1` in `CaH_(2)`. ... Reason is False. D. If both Assertion & Reason are False.
Description : Assertion :- O.N. of carbon in `H-C-=N` is `+4`. Reason :- Carbon always shows an O.N of +4.
Last Answer : Assertion :- O.N. of carbon in `H-C-=N` is `+4`. Reason :- Carbon always shows an O.N ... Reason is False. D. If both Assertion & Reason are False.
Description : Assertion `(A) :` In radioactive disintegrations, `._(2)He^(4)` nuclei can come out of the nucleus but lighter `._(2)H^(3)` cannot. Reason `(R) :` The
Last Answer : Assertion `(A) :` In radioactive disintegrations, `._(2)He^(4)` nuclei can come out of the nucleus but ... D. If both (A) and (R ) are incorrect.
Description : Assertion : Two resistance wires shown in figure are of same material. They have equal length. More heat is generated in wire A. Reason : In series `H
Last Answer : Assertion : Two resistance wires shown in figure are of same material. They have equal length. More ... . If Assertion is false but Reason is true.
Description : What's a profession that gets a lot of hate for essentially no reason?
Last Answer : Fast food workers
Description : Joint classes above 150 tend to develop leaks above what temperature if subjected to severe external loads or thermal gradients? e) 250°F f) 400°F g) 600°F h) 750°F
Last Answer : h) 750°F
Description : why not lysosome as its work is in digestion of so many organelles and other things also? -Biology
Last Answer : answer:
Description : Is there any particular reason, any valid reason, why laptop power supply cords, etc. tend to come in two sections?
Last Answer : You just read my mind lady! It’s so irritating when the cord to the box and electrical outlet wriggles loose and I’m checking the cord at the portal site. ARGH, FARKING ARGH! Or when I wrapping up for the evening then it becomes disconnected just as I’ve made a nice little bundle. Bastards.
Description : Give reason why boron and aluminum tend of form covalent compounds.
Last Answer : Ans. Sum of the three ionization enthalpies of both the elements are very high. Thus they have no tendency to lose electrons to form ionic compound. Instead they form covalent compounds.
Description : The reason that a nation's cultural differences are the most difficult to gain information about is because __________________. A. people tend to be sensitive about their own culture B. providing ... issue D. natives are least capable of explaining the unique characteristics of their own culture
Last Answer : “natives” are least capable of explaining the unique characteristics of their own culture
Description : Component of seminal vesicles that provides a forensic test for rape is
Last Answer : Component of seminal vesicles that provides a forensic test for rape is A. Phosphorycholine B. Prostaglandin C. Fructose D. Citric acid
Description : Arrange male reproductive accessory organs based on the amount of secretion poured into urethra (i) Prostate gland, (ii) Seminal vesicles (iii) Bulbou
Last Answer : Arrange male reproductive accessory organs based on the amount of secretion poured into urethra (i) Prostate ... ` C. `iigtiiigti` D. `iigtigtiii`.
Description : Synaptic vesicles occure in
Last Answer : Synaptic vesicles occure in A. Environmental B. Adaptive C. Habitual D. Both A and B
Description : Vesicles of thyroid gland is composed of :-
Last Answer : Vesicles of thyroid gland is composed of :- A. Simple squamous epi. B. Simple cuboidal epi. C. St. squamous epi. D. St . Cuboidal epi.
Description : What color is vesicles?
Last Answer : we really don't know because in a microscope it looks black andwhite
Description : What is the process by which vesicles release their contents outside the cell?
Last Answer : Feel Free to Answer
Description : Consider the following statement: (1) In plant cells, cytokinesis start with the formation of the phragmoplast (2) Phragmoplast comprises intrazonal microtubules and Golgi vesicles (3) Primary cell wall is produced by microtubules (4) Phragmoplast is formed by nucleus
Last Answer : Ans. ((a))
Description : The transport of proteins out of the cell is termed exocytosis. Which of the following statement(s) is/are true concerning this process? a. Secretory vesicles fuse with the plasma membrane b. ... or a neurotransmitter d. A decrease in cytoplasmic calcium occurs as part of the secretion process
Last Answer : Answer: a, b, c Transport vesicles that bud off the Golgi network carry both material to be secreted from the cell and protein destined to become components of the plasma ... but may also involve generation of diacylglycerol or production of cyclic AMP which activate kinases or phosphatases
Description : Following events occur in the cytoplasm and not inside storage vesicles, except (a) Conversion of tyrosine to dopa (b) Conversion of dopa to dopamine (c) Conversion of dopamine to norepinephrine (d) Conversion of dopamine to 3,4 dihydroxy phenyl acetic acid
Last Answer : Ans: C
Description : A netlike membranous complex of superposed flat saccules with vesicles detaching from the extremities seen in electronic microscopy ?
Last Answer : What is the observed structure? What is its biological function? What is being observed is the Golgi complex, or Golgi apparatus. This cytoplasmic organelle is associated with chemical processing and ... their substances to the exterior. Cell Structure Review - Image Diversity: Golgi apparatus
Description : Which of the following is the primary sex organ in man? (1) Prostrate (2) Testis (3) Vas defences (4) Seminal vesicles
Last Answer : (2) Testis Explanation: In the case of male reproductive system the primary sex organs are a pair of testes lying outside the abdominal cavity, enclosed in a sac called the scrotum.
Description : When the electric impulse travels along the axon and reaches the other end called the synaptic terminal, this impulse triggers the release of – (1) Vesicles (2) Cleft (3) Mitochondria (4) All of the above
Last Answer : (1) Vesicles Explanation: The electrical impulses stimulate the release of vesicles. These store various neurotransmitters that are released at the synapse. Vesicles are essential for propagating nerve impulses between neurons and are constantly recreated by the cell.
Description : ----- are called the powerhouses of the cell? A. Mitochondria (Answer) B. Vesicles C. Lungs D.Liver
Last Answer : A. Mitochondria (Answer)