Which one of the following is the correct sequence for the events of
phagocytosis?
a. Cell attachment, acidification, phagosome formation, lysosome
degradation
b. Cell attachment, phagosome formation, acidification, lysosome
degradation
c. Phagosome formation, cell attachment, acidification. lysosome
degradationd. Cell attachment phagosome formation, lysosome degradation.
acidification

1 Answer

Answer :

Cell attachment, phagosome formation, acidification, lysosome
degradation

Related questions

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 : .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 : Which one of the following is NOT a function of complement? a. Stimulation of inflammation b. Stimulation of antibody formation c. Formation of membrane attack complexes d. Heightened level of phagocytosis

Last Answer : b. Stimulation of antibody formation

Description : Invagination by a cell membrane forming a vesicle around a solid particle is a: a) lysosome b) phagocytosis (pron: fag-o-sigh-toe-sis) c) pinocytosis (pron: pin-o-sigh-toe-sis) d) peroxisomes (pron: pay-rak-se-som)

Last Answer : ANSWER: B -- PHAGOCYTOSIS

Description : _____ is a nonspecific defensive response by the body to trauma. a. Phagocytosis b. Inflammation c. Abcess d. Respiratory burst

Last Answer : b. Inflammation

Description : The amount of phagocytosis done by the Plasmodium A-.is greater than by the water mold mycelium B- is lesser than by the water mold mycelium C- .is equal to by the water mold mycelium D-.none of the above

Last Answer : is greater than by the water mold mycelium

Description : Slime molds differ from the moldy fungi A- in their mode of nutrition: phagocytosis for the slime molds; absorptive heterotroph for moldy fungi B- in that the moldy fungi produce amoeboid or flagellated cells and the slime molds do not C- Both (a) and (b) D- none of the above

Last Answer : in their mode of nutrition: phagocytosis for the slime molds; absorptive heterotroph for moldy fungi

Description : Reproduction in bacterial cells occurs by the sequence of events known as _____. a. mitosis b. binary fission c. selfing d. budding

Last Answer : b. binary fission

Description : which is the correct sequence of events in the origin of life: I. Formation of protobionts II. Synthesis of organic monomers III. Synthesis of organic

Last Answer : which is the correct sequence of events in the origin of life: I. Formation of protobionts II. Synthesis of organic ... II, III, IV D. I, III, II, IV

Description : Which of the following is the correct sequence of events in the origin of life? I. Formation of protobionts II. Synthesis of organic monomers III. Synthesis of organic polymers IV. Formation of DNA-based genetic systems (a) I, II, III, IV (b) I, III, II, IV (c) II, III, I, IV (d) II, III, IV, I

Last Answer : c) II, III, I, IV

Description : The last step in synthesis of peptidoglycan is A- attachment of a peptide to muramic acid B- attaching two amino acids to form a cross-link C- attachment of a portion of peptidoglycan to a membrane lipid D- binding of penicillin to a membrane protein

Last Answer : attaching two amino acids to form a cross-link

Description : Capsules are similar to pili because both a. Contain DNA. b. Are made of protein. c. Contain dextran fibers. d. Permit attachment to surfaces.

Last Answer : d. Permit attachment to surfaces.

Description : Which one of the following statements does NOT apply to Pilli? a. Pilli are made of protein. b. Pilli allow for attachment to surfaces. c. Pilli facilitate nutrient transport. d. Pilli contain adhesions.

Last Answer : c. Pilli facilitate nutrient transport.

Description : Anaerobic degradation of proteins brought about by bacteria and fungi give the products like A- mercaptans and indole B-H2S C-both (a) and (b) D-None of these

Last Answer : both (a) and (b)

Description : What is Phagosome ?

Last Answer : : Phagosomes are cytoplasmic particles coated with solid matter formed and deviated from the plasma membrane.

Description : Which of the following sequences has helped in identifying eukaryotes, eubacteria and archeabacterial cell types? A- Signature sequence B- Signal sequence C- Shine-Dalgarno sequence D- Amino acid sequence

Last Answer : Signature sequence

Description : Important site for formation of glycoproteins and glycolipids is (a) vacuole (b) Golgi apparatus (c) plastid (d) lysosome.

Last Answer : (b) Golgi apparatus

Description : Which one of the following represents the correct sequence of stages in the life cycle of flukes? a. Cercaria to redia to miracidium to sporocyst b. Miracidium to sporocyst to redia to cercaria c. Metacercaria to redia to cercaria to sporocyst d. Redia to miracidium to metacercaria to cercaria

Last Answer : b. Miracidium to sporocyst to redia to cercaria

Description : Which one of the following is correct sequence for the flow of electrons in the energy-fixing reactions of photosynthesis? a. Water-photosystem 1-photosystem II-NADPH b. Photosystem I-NADPH-water- ... --- photosystem II------ photosystem I-NADPH d. NADPH-photosystem Il-photosystem I-water

Last Answer : d. NADPH—photosystem Il—photosystem I—water

Description : Which of the following statement is correct? A- The size and sequence of introns can be deduced from the cDNA sequence B- Restriction endonuclease can cleave ss and dsDNA both C- Restriction ... sequenceof a gene D- Amino acid sequence of a protein can be deduced from corresponding cDNA nucleotide

Last Answer : Amino acid sequence of a protein can be deduced from corresponding cDNA nucleotide

Description : Which of the following statement is correct? A- The size and sequence of introns can be deduced from the cDNA sequence B- .Restriction endonuclease can cleave ss and dsDNA both C- Restriction ... of a Gene D- Amino acid sequence of a protein can be deduced from corresponding cDNA nucleotide

Last Answer : Amino acid sequence of a protein can be deduced from corresponding cDNA nucleotide

Description : Which of the following statement is correct? A- The size and sequence of introns can be deduced from the cDNA sequence B- .Restriction endonuclease can cleave ss and dsDNA both C- Restriction ... of a Gene D- Amino acid sequence of a protein can be deduced from corresponding cDNA nucleotide

Last Answer : Amino acid sequence of a protein can be deduced from corresponding cDNA nucleotide

Description : A consensus sequence on DNA, called TATA box, is the site for attachment of (A) RNA-dependent DNA polymerase (B) DNA-dependent RNA polymerase (C) DNA-dependent DNA polymerase (D) DNA topoisomerase II

Last Answer : Answer : B

Description : Antifungal drugs, such as_ __, inhibit proper formation of a. Miconazole; A Plasma Membrane b. Griseofulvin; Dna c. Ketoconazole; A Cell Wall d. Tiucytosine; A Rnicrotubule

Last Answer : d. Tiucytosine; A Rnicrotubule

Description : Transformation refers to a. Using A Virus To Transfer DNA Fragments. b. DNA Fragments Transferred Between Live Donor And Recipient Cells. c. The Formation of an F- Recombinant Cell. d. The Transfer of Naked Fragments of DNA

Last Answer : b. DNA Fragments Transferred Between Live Donor And Recipient Cells.

Description : What is the direct cause of cell death by diphtheria toxin? A- Formation of an ion channel in the cell membrane B- Inactivation of a translational elongation factor C- Induction of apoptosis D- None of the above

Last Answer : Inactivation of a translational elongation factor

Description : Which one of the following statements does NOT apply to bacterial reproduction? a. A fission ring apparatus is present. b. Septum formation occurs. c. A spindle apparatus is used. d. Symmetrical cell division occurs.

Last Answer : c. A spindle apparatus is used.

Description : DNA compaction involves a. A Twisting And Packing Of The DNA. b. Supercoiling. c. The Formation Of Looped Domains. d. All The Above (A—C) Are Correct.

Last Answer : d. All The Above (A—C) Are Correct.

Description : Which of the following statement(s) is/are true concerning translation of the mRNA message to protein synthesis? a. An adaptor molecule, tRNA, recognizes specific nucleic acid bases and unites them ... and the free amino acid occurs in the free cytoplasm d. Complete protein synthesis takes hours

Last Answer : Answer: a, b The synthesis of protein involves conversion from a four-letter nucleotide language to one of 20 chemically distinct amino acids. This process is referred to as ... translation and be moving down the mRNA molecules simultaneously, thus increasing the rate of protein synthesis

Description : Chloramphenicol inhibits bacterial protein synthesis by: A. Binding to 30S ribosome and inhibiting attachment of aminoacyl tRNA B. Binding to 50S ribosome and preventing peptide bond formation C. Binding to ... chain D. Binding to both 30S and 50S ribosome and inducing misreading of mRNA code

Last Answer : B. Binding to 50S ribosome and preventing peptide bond formation

Description : Which of the following statement(s) is/are true in regards to F+ x F- mating events? A- DNA is transferred from F- to F+ cells B- DNA is transferred from F+ to F- cells C- No ... F- cells are unable to perform conjugation D- No DNA is transferred because F+ cells are unable to perform conjugation

Last Answer : DNA is transferred from F+ to F- cells

Description : are single-stranded DNA molecules that can recognize and bind to a distinctive nucLeotide sequence of a pathogen. a. Prophages b. Plasmids c. Cloning vectors d. DNA probes

Last Answer : d. DNA probes

Description : Which complementary sequence would NOT be recognized by a restriction endonucLease? a. GAATTC CTTAAG b. AAGCTT TTCGAA c. GTCGAC CAGCTG d. AATTCCTTAAGG

Last Answer : d. AATTCCTTAAGG

Description : Which one of the following could NOT cause a change in the mRNA ―reading frame‖? a. Insertion Sequence b. Base-Pair Substitution c. Base Addition d. Base Deletion

Last Answer : b. Base-Pair Substitution

Description : In DNA sequencing, the primer A.specifies where the sequence ends B.specifies where the sequence begins C.both (a) and (b) D.generates variety of different sized fragments

Last Answer : B.specifies where the sequence begins

Description : Which of the following defines an open reading frame (ORF)? A.A sequence of genome in bacteriophage B.The sequence of a complete genome C.A plasmid vector used in genome sequencing D.A possible gene predicted by DNA sequencing

Last Answer : D.A possible gene predicted by DNA sequencing

Description : Which of the following sequences has helped in identifying eukaryotes, eubacteria and A- Signature sequence B- Signal sequence C- Shine-Dalgarno sequence D- Amino acid sequence

Last Answer : Signature sequence

Description : The ribosome binding site A- forms a stem-loop structure in the RNA B- is located upstream of the promoter sequence C- .is located immediately upstream of the start codon D- is more likely to be associated with an operon than with a gene encoding a single protein

Last Answer : .is located immediately upstream of the start codon

Description : Which of the following defines an open reading frame (ORF)? A- .A sequence of genome in bacteriophage B- The sequence of a complete genome C- A plasmid vector used in genome sequencing D- .A possible gene predicted by DNA sequencing

Last Answer : .A possible gene predicted by DNA sequencing

Description : The Shine-Dalgarno sequence is A- trailer sequence B- a stop codon C- the reading frame of a gene D- a short sequence that acts as a ribosomal binding site

Last Answer : a short sequence that acts as a ribosomal binding site

Description : The rivosome binding site A- forms a sltem- loop structure in the RNA B- is located upstream of the promoter sequence C- is located immediately upstream of the start codon D- is more likely to be associated with an operon than with a gene encoding a single protein

Last Answer : is located immediately upstream of the start codon

Description : The ribosome binding site A- forms a stem-loop structure in the RNA B- is located upstream of the promoter sequence C- .is located immediately upstream of the start codon D- is more likely to be associated with an operon than with a gene encoding a single protein

Last Answer : .is located immediately upstream of the start codon

Description : Which of the following defines an open reading frame (ORF)? A- .A sequence of genome in bacteriophage B- The sequence of a complete genome C- A plasmid vector used in genome sequencing D- .A possible gene predicted by DNA sequencing

Last Answer : .A possible gene predicted by DNA sequencing

Description : The Shine-Dalgarno sequence is A- trailer sequence B- a stop codon C- the reading frame of a gene D- a short sequence that acts as a ribosomal binding site

Last Answer : a short sequence that acts as a ribosomal binding site

Description : The interaction between the mRNA and tRNA determined the position of amino acid in a polypeptide sequence. This is called the A- stagerivity B- Wobble hypothesis C- Promiscuity D- adaptor hypothesis

Last Answer : adaptor hypothesis

Description : Which of the following is a nontranslated sequence located between the transcription andthetranslation start site? A-Ending frame B- Leader sequence C- Trailer sequence D-Reading frame

Last Answer : Leader sequence

Description : What is the term used for a segment of DNA with one or more genes in the centre and the twoends carrying inverte d repeat sequences of nucleotides? A- Plasmid B- Transposon C- Insertion sequence D- None of these

Last Answer : Transposon

Description : Which of the following theory is supported by the genomic sequence of the obligate intracellularparasite Rickettsia prowazekii ? A- Parasitic bacteria have very large genomes B- Parasites have a ... viruses C- Mitochondria have evolved from endosymbiotic bacteria D- All bacteria evolved from viruses

Last Answer : Mitochondria have evolved from endosymbiotic bacteria

Description : The _______ structure of a protein is the sequence of amino acids. a. primary b. secondary c. tertiary d. quaternary

Last Answer : a. primary