| 1 |
No. of hydrogen bonds between Adenine and thymine is: |
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| 2 |
Mendel's primary contribution to our understanding of inheritance was: |
- A. The idea that genes are found on chromosomes
- B. Explanation of the patterns of inheritance
- C. The discovery of alleles
- D. Determining that informations contained in DNA are for protein synthesis.
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| 3 |
ABO blood system is controlled by a gene I The number of alleles I.The number of alleles of this gene are: |
- A. two
- B. three
- C. five
- D. many
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| 4 |
the actual location of gene on chromosome is: |
- A. Locus
- B. Karyotype
- C. Chromatids
- D. Centromere
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| 5 |
Inherited characters are called: |
- A. Genes
- B. Traits
- C. Genetics
- D. Fertilization
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| 6 |
James Watson and Francis Crick proposed the structure of DNA in. |
- A. 1953
- B. 1963
- C. 1933
- D. 1922
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| 7 |
Genes consist of: |
- A. DNA
- B. RNA
- C. mRNA
- D. Protein
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| 8 |
<p class="MsoNormal">Outside back bone of double helix is made up:<o:p></o:p></p> |
- A. <p class="MsoNormal">Sugar <o:p></o:p></p>
- B. Phosphate
- C. Sugar Phosphate
- D. None of these
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| 9 |
These are unit of inheritance : |
- A. Genes
- B. Alleles
- C. Phenotype
- D. Genotype
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| 10 |
Among following, which is source of variations? |
- A. Mutation
- B. Crossing over
- C. Gene flow
- D. All of these
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