Question # 1

Section of DNA serving as codes for developing characters in an organism are called.

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Genes

Nucleotdes

Plasmids

Proteins

Reduction of chromosomes takes place during.

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Mitosis

Meiotic -I

Meiotic -II

Both mitosis and meiotic -II

How do genetic engineers get insuline for diabetic patients.

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Isolate from huma pancreas

Isolate from pancreas of othe ranimals

Insuline gene inserted in humna pancreas

Insulin gene inserted in bacteria

The organism whose cells and plasmids are usually used in genetic engineering are.

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Viruses

Bacteria

Algae

Fungi

Bases react with acids to form water and........

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Hydrogen ions

Ammonia

Salt

Hydroxide ions

Mg belong to the period of the Periodic Table.

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1st

2nd

3rd

4th

The feeding level of an organism in an ecosystem is called.

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Food Web

Food chain

Trophical level

Secession level

During respiration by the animals, whihc gas is released into the atmosphere.

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Nitrogen

Oxygen

Carbon Di oxide

Hydrogen

1 kPa=

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1000 Pa

100 Pa

1056 Pa

800 Pa

An atom containing two electrons.

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Be

Li

H

He

In meiosis, the nucleus of a cel dividies.

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One time

Three times

Four times

Five times

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