NEET (National Eligibility cum Medical Entrance Test) Biology: Questions 632 - 636 of 3473

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Question number: 632

» Diversity in Living World » Five Kingdom Classification » Plant Group - Pteridophytes

MCQ▾

Question

Heterothallism refers to

Choices

Choice (4) Response

a.

Fusion between the strains of structurally similar and physiologically different.

b.

all of the above

c.

Fusion between morphologically similar strain.

d.

Fusion which is not accompanied with zygote formation.

Question number: 633

» Cell Structure and Function » Chemical Constituents of Living Cells » Enzymes - Types, Properties, Enzyme Action

MCQ▾

Question

Who got the Nobel Prize working on enzymes in the year 1978?

Choices

Choice (4) Response

a.

R. Misra

b.

W. Arber and D. Nathans

c.

Nass and Nass

d.

H. G. Khorana

Question number: 634

» Human Physiology » Neural Control and Coordination » Disorders - Dwarfism, Acromegaly, Cretinism, Goiter, Exopthalmic Goiter, Diabetes, Addison's Disease

MCQ▾

Question

Which of the following condition is responsible for human female to start developing male characteristics like beared, degeneration of uterus and ovaries enlargement of clitoris etc?

Choices

Choice (4) Response

a.

Over production of adrenal androgens

b.

Over production of estrogen and testosterone.

c.

Damage of posterior pituitary.

d.

Surgical removal of mammary gland.

Question number: 635

» Biotechnology and Its Applications » Gene Therapy

MCQ▾

Question

An example of gene therapy is

Choices

Choice (4) Response

a.

Production of injectable Hepatitis B vaccine.

b.

Production of vaccines in food crops like potatoes which can be eaten.

c.

Introduction of gene for adenosine deaminase in persons suffering from Severe Combined Immuno deficiency.

d.

Production of test tube babies by artificial insemination and implantation of fertilized eggs.

Question number: 636

» Diversity in Living World » Five Kingdom Classification » Fungi

MCQ▾

Question

Plasmogamy is fusion of

Choices

Choice (4) Response

a.

Two haploid cell including their unclei.

b.

Sperm and egg.

c.

Two haploid cell without nuclear fusion.

d.

Sperm and two polar nuclei.

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