The males of grasshoppers and moths posses two sets of autosomes and
The males of grasshoppers and moths posses two sets of autosomes and
- A
$X$ and $Y$ chromosomes
- B
Only $X$ chromosome
- C
Only $Y$ chromosome
- D
Neither $X$ nor $Y$ chromosome
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Which of the following is genetically inert and does not transcribe messenger $RNA$ for protein synthesis
Which of the following is genetically inert and does not transcribe messenger $RNA$ for protein synthesis
On the basis of which activity of bacteria it has been proved for the first time that $DNA$ is genetic material
On the basis of which activity of bacteria it has been proved for the first time that $DNA$ is genetic material
In lac operon, the regulator gene codes for
In lac operon, the regulator gene codes for
A pure breeding pea plant with the dominant phenotype of character $A$ and recessive phenotype of character $B$ was crossed with another pure breeding plant with the recessive phenotype of $A$ and dominant phenotype of character $B. A$ offspring of this cross was crossed with a homozygous recessive for both the characters -$A$ and $B$. The following results are obtained $22$ were phenotypically dominant for $A$ and recessive for $B$.
$4$ were phenotypically dominant for both $A$ and $B$.
$4$ were phenotypically recessive for both $A$ and $B$.
$24$ were phenotypically recessive for $A$ and dominant for $B$.
These results show that
A pure breeding pea plant with the dominant phenotype of character $A$ and recessive phenotype of character $B$ was crossed with another pure breeding plant with the recessive phenotype of $A$ and dominant phenotype of character $B. A$ offspring of this cross was crossed with a homozygous recessive for both the characters -$A$ and $B$. The following results are obtained $22$ were phenotypically dominant for $A$ and recessive for $B$.
$4$ were phenotypically dominant for both $A$ and $B$.
$4$ were phenotypically recessive for both $A$ and $B$.
$24$ were phenotypically recessive for $A$ and dominant for $B$.
These results show that
Out of the two strands of $DNA$ one is carrying genetic information for transcription and it is called
Out of the two strands of $DNA$ one is carrying genetic information for transcription and it is called