Identify the cells whose secretion protects the lining of gastro-intestinal tract from various enzymes
Options
(a) Goblet Cells (b) Oxyntic Cells (c) Duodenal Cells (d) Chief Cells
Correct Answer:
Goblet Cells
Explanation:
Goblet […]
Grass leaves curl inwards during very dry weather. Select the most appropriate reason from the following
Options
(a) Flaccidity of bulliform cells (b) Shrinkage of air spaces in spongy mesophyll (c) Tyloses in […]
From evolutionary point of view, retention of the female gametophyte with developing young embryo on the parent sporophyte for some time, is first observed in
Options
(a) Mosses (b) Pteridophytes (c) Gymnosperms (d) […]
Conversion of glucose to glucose-6-phosphate, the first irreversible reaction of glycolysis, is catalyzed by
Options
(a) Hexokinase (b) Enolase (c) Phosphofructokinase (d) Aldolase
Correct Answer:
Hexokinase
Explanation:
Hexokinase catalyse the conversion of Glucose […]
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 G₀ 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 […]
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