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Biology: Proteins, Nucleic Acids and Polysaccharides Quiz

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Biology: Proteins, Nucleic Acids and Polysaccharides Quiz

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Questions and Answers

What are the three main shapes that bacteria can have?

Stars, diamonds, rectangles

Rods, Spheres, Spirals (correct)

Squares, triangles, pentagons

Cubes, circles, ovals

What term describes when the shape of a bacterium changes?

Pleomorphic (correct)

Metamorphic

Monomorphic

Endospore-ic

What is the function of flagella in bacteria?

Reproduction

Food digestion

Sensing the environment

Bacterial locomotion (correct)

What is the major structural component of a bacterial cell wall?

Cellulose microfibrils Signup and view all the answers

Which type of bacteria produce endospores?

Some bacteria in the phylum Bacillota Signup and view all the answers

What is the primary function of hemoglobin?

Transporting oxygen Signup and view all the answers

What process refers to the movement of molecules from an area of high concentration to an area of lower concentration?

Diffusion Signup and view all the answers

Which stain is used to differentiate between different types of microorganisms on a slide?

Differential staining Signup and view all the answers

What is the primary function of collagen in the body?

Structural support Signup and view all the answers

What is the composition of nucleic acids?

Nucleotides Signup and view all the answers

Which microscope stain allows the visualization of certain tissue components with an affinity for a particular dye or chemical?

Special stain Signup and view all the answers

What is the primary function of myosin in cells?

Cell movement Signup and view all the answers