external fertilization animation

Reproduction..

Cellular respiration is common to all organisms - plants or animals. However, the external respiration, that is, the mechanism of gaseous exchange is different for different organism..

Cellular respiration is common to all organisms - plants or animals. However, the external respiration, that is, the mechanism of gaseous exchange is different for different organisms. In plants, it is through pores over the body surface. In animals, the various ways o..

Cellular respiration is common to all organisms - plants or animals. However, the external respiration, that is, the mechanism of gaseous exchange is different for different organisms. In plants, it is through pores over the body surface. In animals, the various ways ..

External fertilisation takes place in animals like the fish and frog where the eggs are released from the body of the females into the water outside. Frog, Ovulation, Accumulation of Eggs in Uterus, Spawning and External fertilisation These eggs are then fertilised by ..

The rat is a typical mammal. It is a nocturnal, household pest. It is normally found living in crevices and burrows. The rat has an elongated body which can be distinguished into a head, a trunk and tail. The body has an exoskeleton formed by a covering of the hairs. It is called pelage. It provide..

>hermaphrodite . However, fertilisation is between the gametes of different individuals. Most of the animals are unisexual with an individual only producing either male or female gametes. The male gamete of one individual fertilizes with the female gamete of another individual t..

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Animal Morphology..

+ in the body and elimination of K + from the body. Glucocorticoids such as cortisol regulate the metabolism of carbohydrates, proteins and fats. Sex corticoids develop external male sex characters. Failure of corticosteroid secretion causes Addisons disease. Over secretion causes Cush..