Biology
Cell structure And Function
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#9 Which one of the following organelles always contains DNA
A) Centrioles
B) Lysosomes
C) Mitochondria
D) Golgi apparatus
#10 Which of the following cell structure contains the highest concentration of RNA
A) Lysosomes
B) Chromosomes
C) Nuleolus
D) Centriole
#11 Which of the following is present in all eukaryotic cells
A) Cell Wall
B) Diploid nucleus
C) Membrane bound oraganelles
D) Flagellum
#12 What is the site of enzyme synthesis in cells
A) Golgi bodies
B) Ribosomes
C) Lysosomes
D) Peroxisomes
#13 Cells without nucleoli die becuase they do no possess
A) Centrioles and cannot divide
B) Lysosomes and are unable to destroy worn out oragenelles
C) Mitchondria and are unable to obtain energy
D) Ribosomes and are unable to manufracture proteins
#14 In eukaryotic cells, transcription occurs in the nucleus. In which other organelle does transcription occur ?
A) Endoplasmic reticulum
B) Golgi bodies
C) Mitochondrion
D) Ribosome
#15 What is the function of the smooth endoplasmic reticulum?
A) Aerobic respiration
B) Transport of proteins
C) sysnthesis of steroids
D) Disgestion
#16 A sample of living cells from te pancreas is supplied with aminoacids containing the heavy isotopes of nitrigen, N15 which structure in the cells from the pancreas would show the highest concentration of N15.
A) Centrioles
B) Mitochondria
C) Mucleus
D) Ribosomes / golgi bodies
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