What is The cellular structure that is responsible for synthesizing proteins is?

What is The cellular structure that is responsible for synthesizing proteins is?
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Which of the following organelle is responsible for synthesizing of proteins in the cell? (1) Golgi apparatus (2) Ribosome (3) Lysosome (4) Nucleus

Description : Which of the following organelle is responsible for synthesizing of proteins in the cell? (1) Golgi apparatus (2) Ribosome (3) Lysosome (4) Nucleus

Last Answer : (2) Ribosome Explanation: The Ribosome, a complex molecule made of ribosomal RNA molecules, is responsible for protein synthesis in the cells.

Genes which are active all the time synthesizing substances needed by the cell are called a) Cellular luxury genes b) metabolic genes c) house keeping genes d) control genes

Description : Genes which are active all the time synthesizing substances needed by the cell are called a) Cellular luxury genes b) metabolic genes c) house keeping genes d) control genes

Last Answer : c) house keeping genes

The proteins destined to be transported out of the cell have all the following features except (A) They possess a signal sequence (B) Ribosomes synthesizing them are bound to endoplasmic reticulum (C) After synthesis, they are delivered into Golgi apparatus (D) They are tagged with ubiquitin

Description : The proteins destined to be transported out of the cell have all the following features except (A) They possess a signal sequence (B) Ribosomes synthesizing them are bound to endoplasmic reticulum (C) After synthesis, they are delivered into Golgi apparatus (D) They are tagged with ubiquitin

Last Answer : Answer : D

synthesizing information can be done by creating -General Knowledge

Description : synthesizing information can be done by creating -General Knowledge

Last Answer : All of These. Synthesizing information can be done by creating Timelines, Venn diagrams and Graphs or charts.

What are techniques historians use when synthesizing evidence?

Description : What are techniques historians use when synthesizing evidence?

Last Answer : Comparing and contrasting historical sources

What organ has many functions including producing bile and synthesizing carbohydrates and fats.?

Description : What organ has many functions including producing bile and synthesizing carbohydrates and fats.?

Last Answer : Need answer

What are techniques historians use when synthesizing evidence?

Description : What are techniques historians use when synthesizing evidence?

Last Answer : Comparing and contrasting historical sources

The process of synthesizing multiple copies of a particular DNA sequence

Description : The process of synthesizing multiple copies of a particular DNA sequence

Last Answer : Ans. Gene cloning

Physiologically the cells are active and are synthesizing new protoplasm in which stage of the growth in bacteria a. Log phase b. Lag phase c. Stationary phase d. None of these

Description : Physiologically the cells are active and are synthesizing new protoplasm in which stage of the growth in bacteria a. Log phase b. Lag phase c. Stationary phase d. None of these

Last Answer : Ans: C

Cells are active and synthesizing new protoplasm. This stage of growth is called a. Lag phase b. Stationary phase c. Log phase d. All of these

Description : Cells are active and synthesizing new protoplasm. This stage of growth is called a. Lag phase b. Stationary phase c. Log phase d. All of these

Last Answer : Ans: A

The plants which are green in colour and capable of synthesizing their own food are known as?

Description : The plants which are green in colour and  capable of synthesizing their own food are  known as?

Last Answer : Autotrophic plants

Which of the following is correct about the photorespiration? a. Photorespiration is more efficient in synthesizing glucose than photosynthesis. b. C3 plants are best adapted to handle c. Photorespiration is likely to occur when oxygen level is high and CO2 level is d. During photorespiration plants use oxygen to break down carbohydrates and release e. All of these

Description : Which of the following is correct about the photorespiration? a. Photorespiration is more efficient in synthesizing glucose than photosynthesis. b. C3 plants are best adapted to handle c. ... During photorespiration plants use oxygen to break down carbohydrates and release e. All of these

Last Answer : c. Photorespiration is likely to occur when oxygen level is high and CO2 level is

Bacteria develop tetracycline resistance by the following mechanisms except: A. Losing tetracycline concentrating mechanisms B. Elaborating tetracycline inactivating enzyme C. Synthesizing a ‘protection protein’ which interferes with binding of tetracycline to the target site D. Actively pumping out tetracycline that has entered the cell

Description : Bacteria develop tetracycline resistance by the following mechanisms except: A. Losing tetracycline concentrating mechanisms B. Elaborating tetracycline inactivating enzyme C. Synthesizing a protection protein' ... the target site D. Actively pumping out tetracycline that has entered the cell

Last Answer : B. Elaborating tetracycline inactivating enzym

Mammalian cells are not inhibited by low concentrations of tetracyclines that inhibit sensitive microorganisms because: A. Host cells lack active transport mechanism for tetracyclines B. Host cells actively pump out tetracyclines C. Protein synthesizing apparatus of host cells has low affinity for tetracyclines D. Both ‘A’ and ‘C’ are correct

Description : Mammalian cells are not inhibited by low concentrations of tetracyclines that inhibit sensitive microorganisms because: A. Host cells lack active transport mechanism for tetracyclines B. Host cells actively pump out ... host cells has low affinity for tetracyclines D. Both A' and C' are correct

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

Flora present in human intestine is capable of synthesizing (a) Vit. K (b) vit. C (c) Vit. A (d) vit. B

Description : Flora present in human intestine is capable of synthesizing (a) Vit. K (b) vit. C (c) Vit. A (d) vit. B

Last Answer : (d) vit. B

This woman scientist was the oldest daughter of another very well-known woman scientist. She was the second woman in history to win a Nobel Prize in science, receiving the prize in 1935 for her work in synthesizing new radioactive elements. Who is this famous woman scientist?

Description : This woman scientist was the oldest daughter of another very well-known woman scientist. She was the second woman in history to win a Nobel Prize in science, receiving the prize in 1935 for her work in synthesizing new radioactive elements. Who is this famous woman scientist?

Last Answer : ANSWER: IRENE JOLIET-CURIE

Why are proteins important in cellular function?

Description : Why are proteins important in cellular function?

Last Answer : Feel Free to Answer

Genetic information flows from (A) DNA to DNA (B) DNA to RNA (C) RNA to cellular proteins (D) DNA to cellular proteins

Description : Genetic information flows from (A) DNA to DNA (B) DNA to RNA (C) RNA to cellular proteins (D) DNA to cellular proteins

Last Answer : Answer : B

The complement system consists of a series of serum proteins that exist in a quiescent or very low-level state of activation in the uninfected host. Which of the following statement(s) is/are true concerning complement activation? a. The alternate (properdin) pathway of complement activation can occur directly through contact with fungal or bacterial cell wall compounds b. Complement component fragments may serve to decrease vascular permeability c. Excessive complement activation can produce deleterious effects d. Fragments of certain complement components serve as chemoattractants to additional cellular components of the host defense mechanism

Description : The complement system consists of a series of serum proteins that exist in a quiescent or very low-level state of activation in the uninfected host. Which of the following ... certain complement components serve as chemoattractants to additional cellular components of the host defense mechanism

Last Answer : Answer: a, c, d Complement activation can occur through either classic or alternate (properdin) pathways, both of which eventuate in deposition of terminal complement pathway components on the ... and release of lysosomal enzymes that can directly damage certain target tissues, such as the lung

Which of the following statement(s) is/are true concerning cellular ion channels? a. Ion channels are transmembrane proteins that form pores that can conduct ions across the plasma membrane b. Ion channels are formed by membrane-spanning peptides that are arranged so that polar moieties line a central core c. Ion channel proteins undergo conformational changes between open states and closed states d. Ion channels can be blocked

Description : Which of the following statement(s) is/are true concerning cellular ion channels? a. Ion channels are transmembrane proteins that form pores that can conduct ions across the plasma membrane b. ... undergo conformational changes between open states and closed states d. Ion channels can be blocked

Last Answer : Answer: a, b, c, d Ion channels are transmembrane proteins that form pores that can conduct ions across the plasma membrane. Ion channels are formed by membrane-spanning peptides that are arranged ... be blocked by ions or organic compounds that enter the channel, bind there, and occlude the pore

Which cell organelle is responsible for cellular respiration? -General Knowledge

Description : Which cell organelle is responsible for cellular respiration? -General Knowledge

Last Answer : The answer is 'Mitochondrium'

Which cell organelle is responsible for cellular respiration? -General Knowledge

Description : Which cell organelle is responsible for cellular respiration? -General Knowledge

Last Answer : answer:

Characteristics of Vitamin D and its metabolites include which one of the following? (a) Act to decrease serum levels of calcium (b) Activation of their Vitamin D receptors increases cellular CAMP (c) Calcitriol is the major derivative responsible for increasing intestinal absorption of phosphate (d) Metabolites of Vitamin D increase renal excretion of calcium (e) Vitamin D deficiency results in Pager’s disease

Description : Characteristics of Vitamin D and its metabolites include which one of the following? (a) Act to decrease serum levels of calcium (b) Activation of their Vitamin D receptors increases cellular CAMP ... Vitamin D increase renal excretion of calcium (e) Vitamin D deficiency results in Pager's disease

Last Answer : Ans: C

What are the main mineral salts responsible for the cellular osmotic regulation?

Description : What are the main mineral salts responsible for the cellular osmotic regulation?

Last Answer : The main ions that act in the regulation of the osmotic pressure in cells and tissues are the chlorine anion, the sodium cation and the potassium cation.

The following are true: a. Ig G crosses the placenta b. thymus gland is responsible for cellular immunity c. C1-9 is used by the alternative complement pathway d. eosinophils are responsible for phagocytosis

Description : The following are true: a. Ig G crosses the placenta b. thymus gland is responsible for cellular immunity c. C1-9 is used by the alternative complement pathway d. eosinophils are responsible for phagocytosis

Last Answer : Ig G crosses the placenta

If an enzyme‘s active site becomes deformed, inhibition was likely responsible. a. Metabolic b. Competitive c. Noncompetitive d. Cellular

Description : If an enzyme‘s active site becomes deformed, inhibition was likely responsible. a. Metabolic b. Competitive c. Noncompetitive d. Cellular

Last Answer : c. Noncompetitive

Which cell organelle is responsible for cellular respiration?

Description : Which cell organelle is responsible for cellular respiration?

Last Answer : Mitochondrium

Cellular and tissue structure of a dicotyledonous leaf? -Biology

Description : Cellular and tissue structure of a dicotyledonous leaf? -Biology

Last Answer : answer:

Cellular and tissue structure of a dicotyledonous leaf? -Biology

Description : Cellular and tissue structure of a dicotyledonous leaf? -Biology

Last Answer : answer:

What cellular structure must oxygen cross to get from the outside to the inside?

Description : What cellular structure must oxygen cross to get from the outside to the inside?

Last Answer : Need answer

Which is correct about cell theory in view of current status of our knowledge about cell structure? (a) It needs modification due to discovery of subcellular structures like chloroplasts and mitochondria. (b) Modified cell theory means that all living being are composed of cells capable of reproducing. (c) Cell theory does not hold good because all living beings (e.g., viruses) do not have cellular organisation. (d) Cell theory means that all living objects consists of cells whether or not capable of reproducing

Description : Which is correct about cell theory in view of current status of our knowledge about cell structure? (a) It needs modification due to discovery of subcellular structures like chloroplasts and ... Cell theory means that all living objects consists of cells whether or not capable of reproducing

Last Answer : (c) Cell theory does not hold good because all living beings (e.g., viruses) do not have cellular organisation.

An organised and differentiated cellular structure having cytoplasm but no nucleus is (a) vessels (b) xylem parenchyma (c) sieve tubes (d) tracheids.

Description : An organised and differentiated cellular structure having cytoplasm but no nucleus is (a) vessels (b) xylem parenchyma (c) sieve tubes (d) tracheids.

Last Answer : (c) sieve tubes

An organised and differentiated cellular structure having cytoplasm but no nucleus is (a) vessels (b) xylem parenchyma (c) sieve tubes (d) tracheids.

Description : An organised and differentiated cellular structure having cytoplasm but no nucleus is (a) vessels (b) xylem parenchyma (c) sieve tubes (d) tracheids.

Last Answer : (c) sieve tubes

A plaque is a a. Change In Cell Structure Due To Viral Infection. b. Viral Cell Inclusion. c. Clear Zone Within A Lawn Of Bacteria. d. Cellular Aggregation Of Phage Heads.

Description : A plaque is a a. Change In Cell Structure Due To Viral Infection. b. Viral Cell Inclusion. c. Clear Zone Within A Lawn Of Bacteria. d. Cellular Aggregation Of Phage Heads.

Last Answer : c. Clear Zone Within A Lawn Of Bacteria.

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 Phloem cellular element has tubular structure with perforated walls?

Description : Which Phloem cellular element has tubular structure with perforated walls?

Last Answer : Sieve tubes

Which organ is responsible for the synthesis of most plasma proteins? -Biology

Description : Which organ is responsible for the synthesis of most plasma proteins? -Biology

Last Answer : answer:

What organelles are sometimes attached to endoplasmic reticulum and are responsible for building proteins?

Description : What organelles are sometimes attached to endoplasmic reticulum and are responsible for building proteins?

Last Answer : inner membranes of the mitochondria

Proteins which are responsible for defence mechanism are called (A) Antimetabolites (B) Antibodies (C) Antimycins (D) Apoproteins

Description : Proteins which are responsible for defence mechanism are called (A) Antimetabolites (B) Antibodies (C) Antimycins (D) Apoproteins

Last Answer : Answer : B

Interleukin-6 is recognized as the cytokine primarily responsible for the alteration in hepatic protein synthesis recognized as the acute phase response. Which of the following statement(s) is/are true concerning acute phase protein response to surgical stress? a. Glucocorticoid hormones inhibit this response b. Proteins such as albumin and transferrin which serve in serum transport are generally increased in this response c. Examples of acute phase proteins include fibrinogen and C-reactive protein d. In general, the physiologic role of acute phase proteins are to reduce the systemic effects of tissue damage

Description : Interleukin-6 is recognized as the cytokine primarily responsible for the alteration in hepatic protein synthesis recognized as the acute phase response. Which of the following statement(s) is/are true ... physiologic role of acute phase proteins are to reduce the systemic effects of tissue damage

Last Answer : Answer: c, d IL-6 is now recognized at the cytokine primarily responsible for the alteration in hepatic synthesis recognized as the acute phase response. Glucocorticoid hormones augment ... that generally inhibit the tissue destruction that is associated with the local initiation of inflammation

Carbohydrates, proteins and vitamins which are responsible for energy, growth and vitality are obtained respectively from (a) Cereals, milk and vegetables (b) Milk, pulses and cereals (c) Milk, pulses and vegetables (d) Pulses, vegetables and cereals

Description : Carbohydrates, proteins and vitamins which are responsible for energy, growth and vitality are obtained respectively from (a) Cereals, milk and vegetables (b) Milk, pulses and cereals (c) Milk, pulses and vegetables (d) Pulses, vegetables and cereals

Last Answer : Ans:(a)

Name the organelle that contains high levels of hydrolases and is responsible for digestion of proteins, sugars, nucleic acids and lipids.

Description : Name the organelle that contains high levels of hydrolases and is responsible for digestion of proteins, sugars, nucleic acids and lipids.

Last Answer : Lysosomes

What type of bonding helps in stabilishing the a-helix structure of proteins? -Chemistry

Description : What type of bonding helps in stabilishing the a-helix structure of proteins? -Chemistry

Last Answer : a-helix formation -» Intramolecular hydrogen bonding.

What is tertiary structure of proteins? -Biology

Description : What is tertiary structure of proteins? -Biology

Last Answer : Protein tertiary structure is the three dimensional shape of a protein. The tertiary structure will have a single polypeptide chain "backbone" with one or more protein secondary structures, the protein domains. ... .[1][2] A number of tertiary structures may fold into a quaternary structure.[3]

What is tertiary structure of proteins? -Biology

Description : What is tertiary structure of proteins? -Biology

Last Answer : answer:

(a) granular structure (b) first observed under the electron microscope as dense particles by Geprge Palade ( c ) composed of RNA and proteins not sur

Description : (a) granular structure (b) first observed under the electron microscope as dense particles by Geprge Palade ( c ) composed of RNA and proteins not sur

Last Answer : (a) granular structure (b) first observed under the electron microscope as dense particles by ... Nucleolus B. Ribosomes C. Cristae D. Chloroplast

Why is STRUCTURE and FUNCTION specifically important for proteins?

Description : Why is STRUCTURE and FUNCTION specifically important for proteins?

Last Answer : Feel Free to Answer

What term describes the structure of a cell plasma membrane because of its oily nature and embebbed proteins?

Description : What term describes the structure of a cell plasma membrane because of its oily nature and embebbed proteins?

Last Answer : fluid mosaic

Isoenzymes can be characterized by (A) Proteins lacking enzymatic activity that are necessary for the activation of enzymes (B) Proteolytic enzymes activated by hydrolysis (C) Enzymes with identical primary structure (D) Similar enzymes that catalyse different reaction

Description : Isoenzymes can be characterized by (A) Proteins lacking enzymatic activity that are necessary for the activation of enzymes (B) Proteolytic enzymes activated by hydrolysis (C) Enzymes with identical primary structure (D) Similar enzymes that catalyse different reaction

Last Answer : Answer : B

Denaturation of proteins involves breakdown of (A) Secondary structure(B) Tertiary structure (C) Quarternary structure(D) All of these

Description : Denaturation of proteins involves breakdown of (A) Secondary structure(B) Tertiary structure (C) Quarternary structure(D) All of these

Last Answer : Answer : D