DNA

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Questions and Answers

What is the principle of dominance in genetics?

The principle of dominance states that recessive alleles will be masked by dominant alleles.

What did Gregor Mendel's experiments with pea plants in the 1870s lead to?

Gregor Mendel's experiments with pea plants in the 1870s led to the new science of genetics.

What did the findings of different researchers prove about DNA?

The findings of different researchers proved that DNA is the molecule responsible for genetic inheritance.

What are the three laws proposed by Gregor Mendel?

The three laws proposed by Gregor Mendel are the Law of Segregation, the Law of Independent Assortment, and the Principle of Dominance. Signup and view all the answers

How are alleles separated when gametes form, according to the Law of Segregation?

According to the Law of Segregation, alleles are separated so that each gamete carries only one allele for each gene. Signup and view all the answers

What is the process of semi-conservative replication in DNA?

Semi-conservative replication is the mechanism where two copies of the original DNA molecule are produced, with each copy containing one original strand and one newly synthesized strand. Signup and view all the answers

What occurs as the DNA double helix is unwound by helicase during replication?

Replication occurs separately on each template strand in antiparallel directions. Signup and view all the answers

Who deciphered the structure of DNA in 1953?

James D. Watson and Francis Crick. Signup and view all the answers

What is the significance of the term 'semi-conservative' in DNA replication?

The term 'semi-conservative' signifies that each copy conserves the information from one half of the original DNA molecule. Signup and view all the answers