What was MacFarlane Burnet’s major contribution to science?
(A) Better understanding of the immune response
(B) Identification of complementary bases in DNA
(C) Proposal of the one gene–one protein hypothesis
(D) Identification of the importance of chromosomes - HSC - SSCE Biology - Question 2 - 2003 - Paper 1
Question 2
What was MacFarlane Burnet’s major contribution to science?
(A) Better understanding of the immune response
(B) Identification of complementary bases in DNA
(C) P... show full transcript
Worked Solution & Example Answer:What was MacFarlane Burnet’s major contribution to science?
(A) Better understanding of the immune response
(B) Identification of complementary bases in DNA
(C) Proposal of the one gene–one protein hypothesis
(D) Identification of the importance of chromosomes - HSC - SSCE Biology - Question 2 - 2003 - Paper 1
Step 1
A) Better understanding of the immune response
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Answer
MacFarlane Burnet is best known for his work in immunology, particularly his research on the immune response. He proposed the clonal selection theory, which explains how the immune system produces specific antibodies to fight off pathogens.
Step 2
B) Identification of complementary bases in DNA
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Answer
The identification of complementary bases in DNA is primarily credited to Watson and Crick, not MacFarlane Burnet.
Step 3
C) Proposal of the one gene – one protein hypothesis
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Answer
The one gene-one protein hypothesis was primarily proposed by George Beadle and Edward Tatum, and is not a direct contribution of MacFarlane Burnet.
Step 4
D) Identification of the importance of chromosomes
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Answer
While chromosomes play a significant role in genetics, the major contributions regarding their importance are attributed to other scientists, rather than MacFarlane Burnet.
