Question # 1

Denaturation of enzyme is caused by:

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Increased pH

Decreased pH

Increases in temperature above optimum temperature

Decreases in temperature

Trypsim acts on ............. .

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Protein

Carbohydrates

Vitamin

Lipids

The body of which organism consists only of RNA?

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Prions

Viroids

Viruses

Algae

Which of the following chamber has the thickest walls in human heart?

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Right atrium

Left atrium

Left ventricle

Right ventricle

In which stage of the cell cycle most cells spend their lives?

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Prophase

Metaphase

Interphase

Telohase

____________ is believed to have died of malaria.

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Aristotle

Alexander

Laveran

Genghis khan

the Genetic variation are produced as a result of .............. .

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Meiosis

Mitosis

Interphase

None

The thin extensions of the inner mitochondrial membrane are known as ______.

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Cristae

Matrix

Thylakoids

Stroma

Which of the following macro nutrient is the part of chlorophyll?

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Calcium

Magnesium

Sulphur

Iron

Non-protein part of enzymes are:

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Inhibitors

Substrate

Cofactors

Coenzymes

The word virus is derived from Latin word _____________

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Venomeq

Bacter

Venus

Both a& b

Which one of the following have exoskeleton?

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Arthpods

Birds

Mammals

Reptiles

Which type of coordination is present in plants:

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Chemical Coordination

Mechanical Coordination

Nervous Coordination

Electrical Coordination

Pathogens contain special proteins called.

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Antigens

Antibodies

Antibiotics

Antiseptics

The microorganism used in the formation of Ethanol is.

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E-Coli

Virus

Bacillus

Sacchromyces

In certain parts of body, cell bodies of many neurons form a group enveloped by a membrane. such group is called:

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Tissues

Nerves

Ganglion

Receptors

DNA wraps around histone protein and forms-rounded structures called as

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Nucleosomes

Ribosomes

Lysosomes

mRNA

E.Coli becterium was made in:

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1970 A.D

1977 A.D

1975 A.D

1980 A.D

An antiviral protein is:

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Interferons

Ligase

Amylase

Urokinase

A symbolic interaction in which both partners get benefits:

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Mutualism

Commensalism

Parasitism

Predation

Which scientist discovered the antibiotic penicillin?

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Joseph Lister

Sir Alexander Fleming

Ian Wimut

Edward jenner

The treatment through genes is called.

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Gene therapy

Chemo therapy

Radio therapy

Physio therapy

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