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3.Reproductive Health
normal
Which of the following statements about hepatitis$-B$ is incorrect?
A
It is one of the examples of $STD$
B
It is spread primarily by sexual contact, even by contaminated syringes and blood transfusion
C
It is $42$ nm enveloped virus containing $ss-RNA$ as the genetic material
D
Recombivax $HB$, vaccine is available to prevent hepatitis$-B$ infection
Solution
It has $dsDNA$ as the genetic material.
Standard 12
Biology
Similar Questions
Match Column $-I$ with Column $- II$
|
Column $-I$ Method |
Column $-II$ Mode of Action |
| $A.$ The pill | $I.$ Prevents sperms reaching cervix |
| $B.$ Condom | $II.$ Prevents implantation |
| $C.$ Vasectomy | $III.$ Prevents ovulation |
| $D.$ Copper $T$ | $IV.$Semen contains no sperms |
