In the image below, endoplasmic reticulum is depicted by ________

Consider the following statements regarding Endoplasmic Reticulum: 1. Endoplasmic Reticulum is to act as channels for the transport of materials between different regions of the cytoplasm. 2. The Smooth endoplasmic reticulum helps in the manufacture of fat molecules, or lipids. 3. Ribosomes attached to the surface of the rough endoplasmic reticulum. Which of the statements given above is/are correct?

A

1 and 2 only

B

2 and 3 only

C

1 and 3 only

D

1, 2 and 3

The membranes of rough endoplasmic reticulum (RER) and smooth endoplasmic reticulum (SER) are continuous.

A

True

B

False

The endoplasmic reticulum

A

Is a complex system of intracellular tubules

B

Has a membrane structure similar to the cell membrane

C

Is associated with ribonucleoprotein

D

Is connected to the nuclear membrane through trans phase

E

Is well developed in non-secretory cells

Which one of the following functions is not carried out by smooth endoplasmic reticulum?

A

Transport of materials

B

Synthesis of lipid

C

Synthesis of protein

D

Synthesis of steroid hormone

The Rough Endoplasmic Reticulum composed of - Cisternae Tubules Vesicles

A

Only I & II

B

Only II & III

C

Only I & III

D

All I, II, III

A protein is synthesized in the endoplasmic reticulum bound ribosomes and it targets to the inner thylakoid space of chloroplast. How many double-layered membranes layers it has to pass to reach its destination?

A

2

B

3

C

4

D

5

Which of the following are cell organelles? A) Endoplasmic Reticulum B) Golgi Apparatus C) Mitochondria D) Vacuoles

A

A, B, C

B

A and B

C

Only C

D

All of the above

Consider the following pairs. S. No Cell Organelle Function 1. Endoplasmic Reticulum as channels for the transport of materials (especially proteins) between various regions of the cytoplasm 2. Golgi Apparatus responsible for packaging proteins into vesicles prior to secretion 3. Lysosomes they break down excess or worn-out cell parts Which among the above is/are correct pairs?

A

1 and 2 only

B

2 and 3 only

C

1, 2 and 3

D

1 and 3 only

Which of the following cell organelle floats freely in the cell’s cytoplasm or is embedded within the endoplasmic reticulum?

A

Ribosomes

B

Lysosomes

C

Mitochondria

D

Vacuoles

Rough endoplasmic reticulum (RER) looks rough under the microscope because of the attachment of which one of the following cell organelles to its surface?

A

Centrioles

B

Plastids

C

Lysosomes

D

Ribosomes

In the image below, endoplasmic reticulum is depicted by ________

Related Questions