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10 Questions

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Biotechnology: Principles and History

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Questions and Answers

What is the core principle of biotechnology?

Using mechanical engineering to modify genetic makeup

Studying the interaction of organisms in natural ecosystems

Manipulating chemical reactions to produce valuable substances

Harnessing biological systems and organisms to perform specific tasks (correct)

Which technique is used in biotechnology to modify the genetic makeup of organisms?

Genetic engineering (correct)

Chemical mutation

Selective breeding

Natural selection

What did Károly Ereky refer to when he first used the term 'biotechnology'?

Chemical synthesis of organic compounds

Development of mechanical devices for agriculture

Industrial manufacturing processes

Production of products from raw materials with the aid of living organisms (correct)

What is one of the key techniques used in biotechnology to grow cells and tissues in the lab for research and medical purposes?

Tissue culture Signup and view all the answers

Which activity is NOT an application of biotechnology mentioned in the text?

Development of new electronic devices Signup and view all the answers

What is the result of the interaction between the male and female reproductive systems during sexual intercourse?

Fertilization of the ovum by the sperm Signup and view all the answers

How many chromosomes does a zygote contain?

46 Signup and view all the answers

When does genetic recombination occur in human reproduction?

When gamete cells merge into a zygote cell Signup and view all the answers

What is required for human reproduction to be achieved?

Undergone puberty and ovulation in females or spermarche in males Signup and view all the answers

What defines the start of the typical 9-month gestation period in human reproduction?

Human embryogenesis Signup and view all the answers