In most of mammals testes are situated outside abdominal cavity because

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2.Human Reproduction

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In most of the mammals the testes are situated outside the abdominal cavity because

Sperms produced in scrotal sac are more in number

Sperms produced in abdominal cavity are provided with less motility

Sperms producd in scrotal sac require lesser temperature for their best fertilization capacity

Sperms produced in scrotal sac are bigger

Solution

(c)Testes in mammals are present out side the abdominal cavity because maturation of sperm needs low temperature. The temperature of scrotum is below ($2$ to $4°C$) than abdominal cavity.

Standard 12

Biology

The organ which produces gametes are called $…A…$ and which neither produces gametes nor hormones are called $…B…$. Here $A$ and $B$ represent

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Seminiferous tubules open into

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The testes of a great majority of mammals are typically enclosed in an extra abdominal sac, the scrotum. The temperature inside the scrotum is lower than that in the abdomen. What will happen if the temperature of the scrotum is artificially maintained to the level of abdominal temperature

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Secretions from which one of the following are rich in fructose, calcium and some enzymes?

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(AIPMT-2010)

Seminal plasma in human males is rich in

medium

(AIPMT-2010)

In most of the mammals the testes are situated outside the abdominal cavity because

Solution

Similar Questions

The organ which produces gametes are called $…A…$ and which neither produces gametes nor hormones are called $…B…$. Here $A$ and $B$ represent

Seminiferous tubules open into

The testes of a great majority of mammals are typically enclosed in an extra abdominal sac, the scrotum. The temperature inside the scrotum is lower than that in the abdomen. What will happen if the temperature of the scrotum is artificially maintained to the level of abdominal temperature

Secretions from which one of the following are rich in fructose, calcium and some enzymes?

Seminal plasma in human males is rich in

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