MCQ
Ori is a $DNA$ sequence that is responsible for initiating replication. This statement is
- ✓True
- BFalse
- CSometimes $(a)$ and sometimes $(b)$
- DNeither $(a)$ nor $(b)$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$1.$Formation of the chromosome theory of heredity
$2.$Experiments which proved that $DNA$ is the hereditary material
$3.$Mendel's laws of inheritance-discovery
Code :
$(1)$ Haemophilia is a sexlinked recessive disease.
$(2)$ Down’s syndrome is due to aneuploidy.
$(3)$ Phenylketonuria is an autosomal recessive gene disorder.
$(4)$ Sickle cell anaemia is an $X$-linked recessive gene disorder.