The organelles that are included in the endomembrane system are

Which one of the following structures between two adjacent cells is an effective transport pathway?

Which one of the following organelles in the figure correctly matches with its function?

Which of the following statements is not correct?

In chloroplasts, chlorophyll is present in the

Ribosomes are produced in

Which of the following components provides sticky character to the bacterial cell ?

Vacuole in a plant cell

Which is correct about cell theory in view of current status of our knowledge about cell structure?

The desmosomes are concerned with

Ribosomes are the centre for

The cell organelle involved in glycosylation of protein is

Select the incorrect match.

Peptide synthesis inside a cell takes place in

Cell wall shows

Genes located on mitochondrial DNA

The function of rough endoplasmic reticulum is

Microtubule is involved in the

Which of the following is true for nucleolus?

Important site for formation of glycoproteins and glycolipids is

Lysosomes have a high content of

Which of the following elements helps in maintaining the structure of ribosomes?

Which one of the following elements is responsible for maintaining turgor in cells?

Organelle/organoid involved in genetic engineering is

Protein synthesis in an animal cell takes place

Fluid mosaic model of cell membrane was put forward by

Organelles can be separated from cell homogenate through

Oxysomes or F F0 1 ? particles occur on

The mechanism of ATP formation both in chloroplast and mitochondria is explained by

Ribosomal RNA is actively synthesised in

The proteins are synthesised at

Which among the following is not a prokaryote?

Protein synthesis in an animal cell occurs

Which of the following statements regarding mitochondria is incorrect?

Nucleoproteins are synthesised in

Plasmodesmata are

A cell organelle containing hydrolytic enzyme is

The shorter and longer arms of a submetacentric chromosome are referred to as

Chlorophyll in chloroplast is located in

Cytoskeleton is made up of

Select the wrong statement from the following

Flagella of prokaryotic and eukaryotic cells differ in

When the centromere is situated in the middle of two equal arms of chromosomes, the chromosome is referred as

Select the wrong statement

Which one of the following events does not occur in rough endoplasmic reticulum?

Microtubules are absent in

Resolution power is the ability to

Membranous bag with hydrolytic enzymes which is used for controlling intracellular digestion of macromolecules is

Mitochondrial cristae are sites of

Which of the following organ has single membrane?

The eukaryotic genome differs from the prokaryotic genome because

Addition of new cell wall particles amongst the existing ones is

Cell organelles having hydrolases/digestive enzymes are

Centromere is a part of

Nissl bodies are mainly composed of

Water soluble pigments found in plant cell vacuoles are

Plasma membrane is made up of

The main organelle involved in modification and routing of newly synthesised proteins to their destinations is

Which of the following cell organelles is responsible for extracting energy from carbohydrates to form ATP?

Many ribosomes may associate with a single mRNA to form multiple copies of a polypeptide simultaneously. Such strings of ribosomes are termed as

Balbiani rings are sites of

An outer covering membrane is absent over

Select the correct statement from the following regarding cell membrane.

Cellular organelles with membranes are

Inclusion bodies of blue-green, purple and green photosynthetic bacteria are

Which is the important site of formation of glycoproteins and glycolipids in eukaryotic cells?

Electron microscope has a high resolution power. This is due to

The prokaryotic flagella possess

According to fluid mosaic model, plasma membrane is composed of

What will be the direction of flow of water when a plant cell is placed in a hypotonic solution?

A major breakthrough in the studies of cells came with the development of electron microscope. This is because

Name of Schleiden and Schwann are associated with

The Golgi complex participates in

A protoplast is a cell

In ‘fluid mosaic model’ of plasma membrane,

The two sub units of ribosome remain united at a critical ion level of

All plastids have similar structure because they can

In plant cells, peroxisomes are associated with

Which one of the following also acts as a catalyst in a bacteria cell?

The plasma membrane consists mainly of

In germinating seeds, fatty acids are degraded exclusively in the

Which one is apparato reticolare interno?

What is true about ribosomes?

Keeping in view the ‘fluid mosaic model’ for the structure of cell membrane, which one of the following statements is correct with respect to the movement of lipids and proteins from one lipid monolayer to the other (described as flip-flop movement)?

Which of the following cell organelles is present in the highest number in secretory cells?

Which of the following organic compounds is the main constituent of lecithin?

Ribosomes were discovered by

Which of the following statements regarding mitochondrial membrane is not correct?

DNA is mainly found in

Middle lamella is mainly composed of

Magnification of compound microscope is not connected with

Which one of the following cell organelles is enclosed by a single membrane?

The structures that help some bacteria to attach to rocks and/or host tissues are

Which of the following structure is not found in a prokaryotic cell?

The solid linear cytoskeletal elements having a diameter of 6 nm and made up of a single type of monomer are known as

Genophore/bacterial genome or nucleoid is made of

Element necessary for the middle lamella

Which one of the following organisms is not an example of eukaryotic cells?

A major site for synthesis of lipids is

The concept of Omnis cellula-e-cellula regarding cell division was first proposed by

Microtubules are the constituents of

Angstrom (Å) is equal to

The main difference in Gram (+)ve and Gram (–)ve bacteria resides in their

Lysosomes are reservoirs of

Balbiani rings (puffs) are sites of

The biosynthesis of ribosomal RNA occurs in

The Golgi complex plays a major role

Some of the enzymes which are associated in converting fats into carbohydrates, are present in

According to widely accepted ‘fluid mosaic model’, cell membranes are semi-fluid, where lipids and integral proteins can diffuse randomly. In recent years, this model has been modified in several respects. In this regard, which of the following statements is incorrect?

Cell recognition and adhesion occur due to biochemicals of cell membranes named

Which of the following pairs of organelles does not contain DNA?

Experiments on Acetabularia by Hammerling proved the role of

Select the mismatch

Organelle having flattened membrane bound cisternae and lying near the nucleus is

Polyribosomes are aggregates of

Extra nuclear inheritance is a consequence of presence of genes in

Non-membranous nucleoplasmic structures in nucleus are the site for acitive synthesis of

Golgi apparatus is absent in

Which of the following are not membrane bound?

Inner membrane convolutions of a mitochondrion are known as

Which of the following is an incorrect statement?

A student wishes to study the cell structure under a light microscope having 10X eyepiece and 45X objective. He should illuminate the object by which one of the following colours of light so as to get the best possible resolution?