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The Cross Bridge Cycle

Consider the ...

Question

Consider the following statements and choose the incorrect option
A. Large and more numerous nucleoli are present in cells actively carrying out protein synthesis.
B. Nuclear pores allow bidirectional movement of molecules.
C. Cytoskeleton is a glycolipid structure for mechanical support, motility and maintenance of the shape of the cell.
D. Steroidal hormones are synthesized by Golgi complex.

A

A and B

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B

B and C

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C

C and D

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D

A and D

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Solution

The correct option is C C and D
C $\to$ Cytoskeleton is a proteinaceous structure for maintenance motility and shape.
D $\to$ Steroidal hormones are synthesised by Smooth Endoplasmic Reticulum (SER).

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Question 13

which of the following is not a function of cytoskeleton in a cell?

(a) Intracellular transport

(b) Maintenance of cell shape and structure

(c) Support of the organelle

(d) Cell motility

Consider the following statements.

(A) Plant cells have centrioles which are absent in almost all animal cells.

(B) Ribosomes are the site of protein synthesis.

(C) The middle lamella is a layer mainly of calcium carbonate which holds the different neighbouring cells together.

(D) In an animal cell, steroidal hormones are synthesized by smooth endoplasmic reticulum.

Of the above statements

Q. Consider the following statements

A. Centrioles are present in almost all animals cells.
B. Ribosomes are the site of protein synthesis.
C. The middle lamella is the layer made up of calcium carbonate which holds the neighboring cells together.
D. In animal cells, steroidal hormones are synthesized by smooth endoplasmic reticulum.

The true statements are

Q. A, B, C and D are basic parts of a cell.What are A, B, C and D?

Q. Consider the following statements and select the correct option.
(A) The endomembrane system includes plasma membrane, ER, Golgi complex, lysosomes and vacuoles.
(B) ER helps in the transport of substances, synthesis of proteins, lipoproteins and glycogen.
(C) Ribosomes are involved in protein synthesis.
(D) Mitochondria help in oxidative phosphorylation and generation of ATP.

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