Question # 1

In the absence of oxygen, yeast cells obtain energy by fermentation, producing CO3, ATP and.

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Acetyl CO-A

Ethanol

Lactate

Pyruvate

The example of phylum Hemichordata is.

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Molgula

Amphioxus

Balanoglosus

Asierias

Which of the following is not a attribute on population.

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Population density

Gene frequency

Gene flow

Gene Structure

A group of similar cells that perform specific function is called.

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Tissue

Organ

System

Organdies

Candida albicans is a

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smut

Rust

Yeast

Morel

The final product of glycolysis by is

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Citrate

Pyruvate

Fumarate

Malate

Erythrocytes have

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Only 4 or 5 pores per nucleus

Only 2 or 4 pores per nucleus

Only 3 or 4 pores per nucleus

Only 5 or 6 pores per nucleus

Oomycetes show close relation with fungi and their cell wall contains

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Cellulose

Chitin

Silica

Muramic acid

________ is the largest group of fungi.

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Basidiomycota

Ascomycota

Zygomycota

Deuteromycota

Respiratory pigment present in muscle is called.

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Hemoglobin

Globulin

Myoglobin

Hemocyanin

A rasping tongue like radula having horny teeth is present in.

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sponges

Molluscs

Coelonterates

Annelids

How many type of receptors are present in skin.

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Three

Six

Five

Two

The gene that triggers developmental process towards maleness is.

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TFM

MODY

SRY

BOB

The joint that allows the movement in two directions is called.

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Cartilaginous joints

Hinge joints

Syrovial joints

Ball and Socket joints

Karyb. Mullis developed the polymerase chain reaction in.

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1963

1973

1983

1993

PSC 101 has antibiotic resistance gene for.

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Tetracycline

Neomycin

Ampicillin

Ergotine

Identical twins result from the fertilization of:

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One ovum by the sperm

One ovum by the two sperms

Two ova by two sperms

Two ova by one sperm

The addrenaline cortex produces ______________

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Adrenaline

Calcitonin

Epinephrine

Aldosterone

Th elateal walls of the chest cavity of man are composed of the:

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Ribs

Intercostals Muscles

Ribs and intercoastal muscles

Ribs ,Intercostals Muscles & diaphragm

A monochromat can perceive

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Three colours

Yellow colours

Only ane colour

Two colours

In incubating eggs artificially the incubators are usually regulated at temperature between

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20 - 22^oC

27 - 29^oC

30 - 32^oC

36 - 38^oC

The enzyme which joins the two pieces of DNA is

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DNA polymerase -I

DNA ligase

Restriction endonuclease

DNA polymerase -I

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