MCQ

CH2 - BIOLOGICAL MOLECULES

Which statement about triglycerides is correct?

2024 Spring

3

MCQ

CH2 - BIOLOGICAL MOLECULES

Two solutions, 1 and 2, each contained a mix of two different biological molecules. One solution contained starch and sucrose, and the other contained...

2024 Winter

5

MCQ

CH2 - BIOLOGICAL MOLECULES

The diagrams show parts of three pairs of amino acids within a protein. The pairs are labelled X, Y and Z. Which row shows the correct type of intera...

2024 Winter

5

MCQ

CH2 - BIOLOGICAL MOLECULES

Which row correctly identifies the weak and strong bonds in the tertiary and quaternary structure of a typical protein? [Table_1]

2024 Summer

3

MCQ

CH2 - BIOLOGICAL MOLECULES

The diagram shows the structure of part of a peptidoglycan molecule. Which type of 1,4 linkage and how many peptide bonds are shown in this part of ...

2024 Spring

4

MCQ

CH2 - BIOLOGICAL MOLECULES

Which row correctly describes haemoglobin? [Table_1]

2024 Summer

3

MCQ

CH2 - BIOLOGICAL MOLECULES

Which row is correct for the structures present in typical plant cells and typical animal cells?[Table_1]

2024 Summer

4

MCQ

CH2 - BIOLOGICAL MOLECULES

Which row is correct for cellulose? [Table_1: rotation of alternate monomers by 180° shape of molecule hydrogen bonds between molecules]

2024 Summer

5

MCQ

CH2 - BIOLOGICAL MOLECULES

What is the maximum number of hydrogen bonds that can form between a single water molecule and other water molecules?

2024 Summer

3

MCQ

CH2 - BIOLOGICAL MOLECULES

Which statements about peptide bond formation are correct?1. The bond formation occurs between a carbon of one amino acid and a nitrogen of the next a...

2024 Summer

3

MCQ

CH1 - CELL STRUCTURE

Which of the cell organelles will be clearly visible under the high power (×400) of the light microscope? [Table_1]

2016 Summer

3

MCQ

CH1 - CELL STRUCTURE

The drawing from an electron micrograph shows a ciliated epithelial cell, magnified \times 1500, which is found in the trachea. Line X-Y shows the wid...

2016 Summer

2

MCQ

CH1 - CELL STRUCTURE

What are correct locations of ribosomes in the typical eukaryotic cell?1. free in the cytoplasm2. attached to the outside of the endoplasmic reticulum...

2016 Summer

4

MCQ

CH1 - CELL STRUCTURE

Visking tubing is an artificial partially permeable membrane used to demonstrate diffusion. Glucose molecules can pass through the pores in the membra...

2016 Summer

3

MCQ

CH1 - CELL STRUCTURE

What are found in both chloroplasts and typical prokaryotic cells?

2016 Summer

4

MCQ

CH2 - BIOLOGICAL MOLECULES

Two solutions, 1 and 2, one containing starch and sucrose, and the other containing glucose and protein, were tested with a variety of reagents to con...

2016 Summer

3

MCQ

CH2 - BIOLOGICAL MOLECULES

X and Y are two monomers found in biological polymers.[Image: Monomers X and Y]Which monomer is found in each of cellulose, glycogen, amylopectin and ...

2016 Summer

3

MCQ

CH2 - BIOLOGICAL MOLECULES

Chitin is a polysaccharide consisting of long straight chains of the monosaccharide acetylglucosamine, linked by 1,4 glycosidic bonds.Acetylglucosamin...

2016 Summer

3

MCQ

CH2 - BIOLOGICAL MOLECULES

Which statement about triglycerides is correct?

2016 Summer

3

MCQ

CH2 - BIOLOGICAL MOLECULES

The diagrams show the structures of two amino acids, one of which has two amine (–NH₂) groups and the other has two carboxylic (–COOH) groups. ...

2016 Summer

3