| 1 |
In dihybrid cross the genotypic ratio of F2 generation is: |
- A. 1 : 1 ; 1 : 1
- B. 1 :3 :1 : 1
- C. 1 : 2 : 2 : 1
- D. 9 : 3 : 3 : 1
|
| 2 |
How many genetically different kinds of gametes an individual with genotype AAbb can produce? |
|
| 3 |
DNA is surronded by a protein and form a structure called: |
- A. Nucleotide
- B. Nucleoside
- C. Nucleosome
- D. Nucleus
|
| 4 |
Sequence of amino acid is protein is controlled by sequence of ___ in DNA. |
- A. Genes
- B. Loci
- C. Nucleotides
- D. Alleles
|
| 5 |
THe alternate form of a gene are called: |
- A. Genotype
- B. Phenotype
- C. Alleles
- D. Replication
|
| 6 |
Formation of messenger RNA from DNA is called: |
- A. Translocation
- B. Transcription
- C. Transduction
- D. Translation
|
| 7 |
How many genotypes are possible for the allele ''A'' and ''a'' ? |
- A. two
- B. three
- C. four
- D. seven
|
| 8 |
An organism has two different alleles for a single trait its genotype is said to be. |
- A. Homozygous
- B. Heterozygous
- C. Holozygous D
- D. Hemizygous
|
| 9 |
<p class="MsoNormal">In________ James Watson and Francis Crick proposed the structure
for DNA.<o:p></o:p></p> |
- A. <p class="MsoNormal">1951 <o:p></o:p></p>
- B. 1953
- C. 1955
- D. 1957
|
| 10 |
Ribosome reads the sequence of mRNA nucleotides and joins specific amino acids to form protein . This step is known as. |
- A. Combination
- B. Replication
- C. Transcription
- D. Translation
|