Sperms become non-motile in the vagina in
- ALess than $60$ minutes
- BMore than $60$ minutes
- C$120$ minutes
- D$25-30$ hours
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Similar Questions
Which option shows correctly matched pairs for Column-$I$ and Column-$II$?
Column-$I$ (Cell/Gland) Column-$II$ (Function/Secretion) $(p)$ Leydig cells $(iii)$ Secretion of Androgens $(q)$ Sertoli cells $(iv)$ Provide nutrition to the sperm $(r)$ Corpus luteum $(ii)$ Secretion of progesterone $(s)$ Bulbourethral gland $(i)$ Help in the lubrication of the penis
| Column-$I$ (Cell/Gland) | Column-$II$ (Function/Secretion) |
|---|---|
| $(p)$ Leydig cells | $(iii)$ Secretion of Androgens |
| $(q)$ Sertoli cells | $(iv)$ Provide nutrition to the sperm |
| $(r)$ Corpus luteum | $(ii)$ Secretion of progesterone |
| $(s)$ Bulbourethral gland | $(i)$ Help in the lubrication of the penis |
Column-$I$ contains terms and Column-$II$ contains definitions. Match them correctly and choose the right answer.Column-$I$ Column-$II$ $A$. Parturition $1$. Attachment of blastocyst to endometrium $B$. Gestation $2$. Release of egg from Graafian follicle $C$. Ovulation $3$. Delivery of baby from uterus $D$. Implantation $4$. Duration between pregnancy and birth $E$. Conception $5$. Formation of zygote by fusion of the egg and sperm
| Column-$I$ | Column-$II$ |
| $A$. Parturition | $1$. Attachment of blastocyst to endometrium |
| $B$. Gestation | $2$. Release of egg from Graafian follicle |
| $C$. Ovulation | $3$. Delivery of baby from uterus |
| $D$. Implantation | $4$. Duration between pregnancy and birth |
| $E$. Conception | $5$. Formation of zygote by fusion of the egg and sperm |
If the nuclei from an $8$-celled stage of an embryo are transplanted into enucleated eggs,which of the following events is likely to occur?
Difficult
View SolutionMatch the columns.
Column $I$ Column $II$ $(a)$ Mons pubis $(1)$ Embryo development $(b)$ Antrum $(2)$ Sperm cell $(c)$ Trophoblast layer $(3)$ External genitals of female $(d)$ Mitochondria $(4)$ Graafian follicle
| Column $I$ | Column $II$ |
|---|---|
| $(a)$ Mons pubis | $(1)$ Embryo development |
| $(b)$ Antrum | $(2)$ Sperm cell |
| $(c)$ Trophoblast layer | $(3)$ External genitals of female |
| $(d)$ Mitochondria | $(4)$ Graafian follicle |
Easy
View SolutionSelect the odd one out regarding the cells/layers associated with early embryonic development.
Medium
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