461. Ribosomes were discovered by

A Golgi
B Porter
C De Robertis
D Palade
Answer :   Palade
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462. Ribosomes ar

A Positively charged
B Negatively charged
C Amphoteric
D Neutral
Answer :   Negatively charged
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463. Autodissolution and osteogenesis are function of

A Golgibodies
B Ribosome
C Lysosomes
D Mitochondria
Answer :   Lysosomes
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464. Which purine & pyrimidine bases are paired together by H - boinds in DNA

A AC & GT
B GC & AT
C GA & TC
D None of the above
Answer :   GC & AT
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465. Chromosomes composed of

A DNA . RNA, Histones , Non histones
B DNA and Histones
C DNA andRNA
D DNA, RNA and Histones
Answer :   DNA . RNA, Histones , Non histones
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466. Which of the following is not correct about translation

A It stars with AUG
B Stopped at termination codon
C Based on operon model
D Occurs in nucleus
Answer :   Occurs in nucleus
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467. Which is very most structural part of the body

A Protein
B Carbohydrates
C Lipid
D Nucleic acid
Answer :   Protein
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468. Who is the controller of cell

A Mitochondria
B Nucleus
C Golgi bodies
D Endoplasmic reticulum
Answer :   Nucleus
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469. Initiation codon is

A AUG
B UAG
C UGA
D UAA
Answer :   AUG
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470. The stems and leaves of grasses are rough due to

A Calcium carbonates
B Resins
C Silica
D Calcium oxalate
Answer :   Silica
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