Enzyme catalyse is seen in
Options
(a) lysosome (b) spherosome (c) peroxisome (d) All of these
Correct Answer:
peroxisome
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Beet root if kept in cold water anthocyanin does not come out due to plasma membrane
Options
(a) Differentially permeable (b) Impermable to anthocyanins (c) Permeable to anthocyanins (d) Dead
Correct Answer:
Impermable to […]
During cell growth, DNA synthesis takes place in
Options
(a) G1 phase (b) M phase (c) S phase (d) G2 phase
Correct Answer:
S phase
Explanation:
DNA replication occurs in S ā phase […]
DNA replication in bacteria occurs
Options
(a) Just before transcription (b) During S phase (c) Within nuleolus (d) Prior to fission
Correct Answer:
Prior to fission
Explanation:
DNA replication in bacteria occurs prior […]
Concanavalin A is
Options
(a) An essential oil (b) A lectin (c) A pigment (d) An alkaloid
Correct Answer:
A lectin
Explanation:
Concanavalin A is a secondary metabolite e.g is lectin, it has […]
Cells in Gā phase:
Options
(a) Enter the cell cycle (b) Suspend the cell cycle (c) Terminate the cell cycle (d) Exit the cell cycle
Correct Answer:
Exit the cell cycle
Explanation:
Cells […]
Anaphase Promoting Complex(APC) is a protein degradation machinery necessary for proper mitosis of animal cells. If APC us defective in a human cell, which of the following is expected to occur?
Options
(a) […]
A cell organelle containing hydrolytic enzymes is
Options
(a) Ribosome (b) Mesosome (c) Lysosome (d) Microsome
Correct Answer:
Lysosome
Explanation:
The isolated lysosomal vesicles have been found to be very rich in almost […]
Who among the following concluded that every cell comes from a pre existing cell?
Options
(a) Virchow (b) Leeuwenhoek (c) Robert Hooke (d) Schwann
Correct Answer:
Virchow
Explanation:
No explanation available. Be the […]
Which one of the following is widely distributed in a cell
Options
(a) DNA (b) RNA (c) Chloroplast (d) Chromoplast
Correct Answer:
RNA
Explanation:
RNA is present both inside and outside the nucleus
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