Introduction and History

Question 1

It is a branch of biology concerning with the study of inherited variations.

Answer 1

Genetics

Question 2

It is specifically the study of the origin transmission, expression, and evolution of genetic information

Answer 2

Genetics

Question 3

It is known as the passing of characteristics or genetic information from a parent to an offspring

Answer 3

Heredity

Question 4

It is known as the random pairing of alleles that may cause changes in the DNA sequence which will increase genetic diversity

Answer 4

Variation

Question 5

Contradicted the theory of pangenesis and developed the Germplasm theory

Answer 5

August Weisman

Question 6

States that “It is not the semen that serves as the carrier of the heritable information, instead the germplasm which is known as the sex cell, carry the trait of the organism”

Answer 6

Germplasm Theory

Question 7

He is known as the father of Genetics and experimented on Garden peas which proved heredity with mathematical explanation.

Answer 7

Gregor Mendel

Question 8

He proposed that hereditary characteristics were determined by units called “Genes” and it is transmitted between generations, which he called as ‘Mendellian Factor’

Answer 8

Gregor Mendel

Question 9

A person coming from a particular parent/family

Answer 9

Progeny

Question 10

Portions of chromosomes which comprises the DNA

Answer 10

Gene

Question 11

It is the substance that carries the genetic information of cells

Answer 11

DNA

Question 12

This is where the genes can be found. It also controls how animals/plants grow and what it becomes

Answer 12

Chromosome

Question 13

He is the one who successfully isolated a nucleic compound from puss cells obtained from discarded bandages

Answer 13

Friedrich Miescher

Question 14

He discovered Mitosis

Answer 14

Walter Flemming

Question 15

The man from Germany from the group who re-proved and experimented Mendel’s theory using garden peas and other species of plants

Answer 15

Carl Correns

Question 16

The australian from the group who re-proved and experimented Mendel’s theory using garden peas and other species of plants

Answer 16

Erick Von Tschermak

Question 17

The man from Holand from the group who re-proved and experimented Mendel’s theory using garden peas and other species of plants

Answer 17

Hugo de Vries

Question 18

They studied about chromosomes and meiosis using fruit fly.

Answer 18

Walter Sutton and Theodore Boveri

Question 19

They were the ones who discovered and identify the X and Y chromosomes

Answer 19

Edmund Wilson and Nellie Stevens

Question 20

How many chromosomes are found in the body?

Answer 20

23

Question 21

What is the biggest chromosome?

Answer 21

Chromosome no. 1

Question 22

What is the smallest chromosome?

Answer 22

Sex Chromosome

Question 23

Will alliteration, deletion or mutation in the chromosomes greatly affect the organism?

Answer 23

Yes

Question 24

Coined the term “genes” to describe the carrier of heredity.

Answer 24

Wilhelm Johannsen

Question 25

They were the ones who demonstrated that some genes modify the action of other genes, called “Gene modifier”.

Answer 25

William Bateson and Reginald Crudell Punnett

Question 26

It modifies expected result; instead of expected value, there is an alteration at an expected value/phenotype.

Answer 26

Gene modifier

Question 27

They were the ones who proved that a chromosome contained not one but many genes.

Answer 27

Thomas Hunt Morgan and Calvin Bridge

Question 28

He tried to prove the DNA by focusing on its molecular aspect.

Answer 28

Frederick Griffith

Question 29

In Griffith's experiment, how many strains of bacteria was used?

Answer 29

2

Question 30

This is the strain used in Griffith's experiment which is encapsulated which may have the ability to cause diseases.

Answer 30

Smooth Type

Question 31

This is the strain used in Griffith's experiment which has no capsule, the bacteria is non-pathogenic.

Answer 31

Rough Type

Question 32

They were the ones who identified the transforming agent as the genetic material of an organism

Answer 32

Oswald Avery, Colin Mac Leod, Maclyn McCarty

Question 33

It is capable of degrading another molecule or compound

Answer 33

Restriction Enzymes

Question 34

Restriction enzyme which degrades DNA

Answer 34

DNAse

Question 35

Restriction enzyme which degrades RNA

Answer 35

RNAse

Question 36

Restriction enzyme which degrades lipids

Answer 36

Lipase

Question 37

They were the ones who developed the 'One gene: One enzyme theory'

Answer 37

George Beadle and Edward Tatum

Question 38

Developed the Chargaff rule

Answer 38

Erwin Chargaff

Question 39

The ration of Purine and Pyrimidine

Answer 39

Chargaff Rule

Question 40

Discovered the molecular structure of DNA and introduced the DNA in a helical structure

Answer 40

James Watson and Francis Crick

Question 41

She studied the DNA through x-ray diffraction and discovered a data of DNA

Answer 41

Rosalind Franklin

Question 42

They studied and discovered the Central Dogma

Answer 42

Francis Crick and James Gamoy

Question 43

They discovered 'Gene Regulation'

Answer 43

Francois Jacob and Jacques Monod

Question 44

They cracked the genetic code and the triplet code

Answer 44

Marshall Nirenberg, Heinrich Mathaei and Severo Ochoa

Question 45

Adenine and Guanine

Answer 45

Purine

Question 46

Thymine and Cytosine

Answer 46

Pyrimidine

Question 47

It is the mechanism of DNA/chromosomes in order to turn on and off genes

Answer 47

Gene Regulation

Question 48

How many codons are there if there are 3 bases?

Answer 48

1 Codon

Question 49

It is the act of curing pre-destined genes before expression

Answer 49

Gene therapy

Question 50

It is the exchange of genetic material between bacteria or the transfer of plasmids

Answer 50

Conjugation