2.5.9 Genetic Engineering2.5.10.H Origin of the Science of Genetics

2.5.11.H Law of Segregation2.5.12.H Law of Independent Assortment

2.5.13.H Dihybrid Cross2.5.14.H Nucleic Acid Structure and

Function

Follow-Me – iQuiz

Q. What is the difference between a nucleus of an egg cell and that of a somatic (body) cell of an animal?

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Suggest an advantage of producing genetically identical animals.

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. What is meant by genetic engineering?

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. State an application of genetic engineering involving a micro-organism.

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Isolation, cutting (or restriction), transformation (or ligation), introduction of base sequence (changes) and expression are all

processes involved in …“antifreeze” in farmed fish;

Pharmaceuticals from transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Separation of a pair of allelic genes during meiosis resulting in each gamete having only one of the pair of genes is known as …“antifreeze” in farmed fish;

Pharmaceuticals from transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Explain why linked genes do not assort independently.

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Suggest a disadvantage of producing genetically identical animals.

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. During gamete formation each member of a pair of genes may combine randomly with either of another pair. This is

known as …“antifreeze” in farmed fish;

Pharmaceuticals from transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Name the two types of nitrogenous base found in DNA.

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Explain the term transformation in the context of genetic engineering.

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Explain the term isolation in the context of genetic engineering.

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. In genetics, what is meant by sex linkage?

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. What term is used to describe alleles that lie on the same chromosome?

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. State an application of genetic engineering involving a plant.

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Explain the term ligation in the context of genetic engineering.

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Name a condition in humans that is governed by a sex-linked allele.

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Which nitrogenous base can link only to thymine?

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Explain the term expression in the context of genetic engineering.

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. State an application of genetic engineering involving an animal.

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Which nitrogenous base can link only to cytosine?

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Explain the term restriction (cutting) in the context of genetic engineering.

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Name the type of bonding which occurs between members of a base pair in the DNA molecule.

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Name a cell organelle, apart from the nucleus, in which DNA is found.

“antifreeze” in farmed fish; Pharmaceuticals from

transgenic animals

Egg cell is haploid; Somatic cell is diploid

Haemophilia; Colour blindness

Guanine

Genetic engineering

Linked

Law of Independent Assortment

Lack of variation; Prone to disease

Hydrogen

Manipulation of genes

Production of hormones, enzymes or interferon

Same wool quality

Segregation

Slow ripening tomatoes; Herbicide resistant plants;

Freeze-resistant plants

Locating/removing of a gene or a plasmid

Transmitted on the same chromosome

The joining of DNA or plasmid or gene

The activation of the inserted gene; Production of product

The uptake of DNA or plasmid or gene

Adenine

Mitochondrion; Chloroplast

Cutting the DNA with a restriction enzyme

Purines; Pyrimidines

Gene on sex (or X or Y) chromosome

CONGRATULATIONS

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