Question # 1

Both strands of DNA are held together by hydrogenbonding double hydrogen bonds are present between

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Adenine and guanine

Adenine and thymine

Cytosine and guanine

Cytosine and thymine

How many people get lung cancer by smoking? This questio can be answered through.

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Biometry

Biophysics

Bio-economics

Biogeography

Genes are short segments of.

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DNA

Lipids

Protein

Carbohyrdrates

What is homeostasis.

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A type of hormone

Digestive process

The body's way of maintaiing a stable internal environment

A respiratory function

The active site of an enzyme

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Never changes

Forms no chemical bond with substrate

Determines by its structur ethe specificity of the enzyme

Looks like a lump projecting from the surface of an enzyme.

Which type of chlorophyII is most common in plants.

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ChlorophyII c

ChlorophyII b

ChlorophyII a

ChlorophyII d

Most abundant carbohydrate is

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Chitin

Cellulose

Glucose

Starch

Who suggested the first system of classification of organisms.

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Al Jahiz

Aristotle

Averroes

John Ray

Which of th following organisms is a prokaryotes.

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amoeba

Escherichia coli

Human

Mushroom

Which event is unique to meiosis but not mitosis.

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DNA Replication

Crossing over

Chromosomes alignment

Nuclear division

The shape of normal red blood cells is.

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Oval

Biconcave

Biconvex

Cresent

Select the one which is "NOT" the characteristics of prion.

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Do not contain circular RNA

Can replicate

Cause disease in sheep

Composed of protein only

After strenuous exercise you get tired becasue skeletal muscles accmulate.

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Ethyl alcohol

Lactic Acid and CO2

Lactic acid only

Ethyl alcolol and CO2

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