25 OCTOBER 2021 CURRENT AFFAIRS QUIZ

Cloning is a method by which numbers of genetically identical organisms are derived from a single organism by

vegetative propagation

none of these

vegetative initiation

vegetative termination

TRUE ANSWER : ?
YOUR ANSWER : ?

Transfection refers to which of the following?

The process by which a cell become malignant

Introduction of foreign gene in to a cell

Synthesis of mRNA from DNA template

Synthesis of protein based on mRNA sequence

TRUE ANSWER : ?
YOUR ANSWER : ?

Multiple ovulation and embryo transfer (MOET)

All of these

allows progeny testing of females

can increase the rate of progress in dairy cattle

allows progeny testing of males

TRUE ANSWER : ?
YOUR ANSWER : ?

DNA microinjection into the egg has been used to produce which of the following transgenic animals?

All of these

Chicken

Mice

Pigs

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following best describes artificial insemination?

Transplanting an embryo into the uterus

Selectively breeding healthy animals

Taking the sperm and placing it directly

Fertilization of an egg in a test tube

TRUE ANSWER : ?
YOUR ANSWER : ?

For the transfer of whole individual chromosomes, they are isolated from the cells at

telophase

anaphase

prophase

metaphase

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following gene have been introduced into the transgenic fish?

Human or rat gene for growth hormone

All of these

E. coli gene for β-galactosidase

Chicken gene for delta crystalline protein

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of these carries the thousands of genes needed to allow animal and plant cells to pass on inherited characteristics?

Chromosomes

Chromatogram

Chromium

Chromatography

TRUE ANSWER : ?
YOUR ANSWER : ?

Genetic change can occur only in

one way

three ways

four ways

two ways

TRUE ANSWER : ?
YOUR ANSWER : ?

Fusion of karyoplast with the enucleated cell is achieved in presence of

both (a) and (b)

polyethylene glycol

alcohol

cytochalasin B

TRUE ANSWER : ?
YOUR ANSWER : ?

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