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What are the directions for the study of the phylum PORIFERA(sponges)?

The sponges are structurally primitive animals, very ancient as a group and only distantly related to the animals of other groups. They a...
Basis of classification

Inspite of differences in structure and form of different animals,there are fundamental features common to various individuals in relation ...
What is oogenesis?

• Definition: The process of maturation and differentiation of PGC to oogonia, primary oocytes, secondary oocytes and to mature ova in the ...
From spider males and their allegedly numb genitalia

Thinking about how animals mate, one might at first think about the way that mammals do it. But what do we know about how other animals re...
What is embryology?

• It is the science that deals with the processes and regulations in the prenatal growth and development of an organism/individual in the f...
Development of human beings

Development is the process where someone or something grows or changes and becomes more advanced.Human development is a continuous process ...
What are genes?

• Genes are carriers of blueprints for formation of cells, tissues, organs, and organism. Genes are made up of a nucleic acid called deoxyr...
What actually the Animal kingdom is?

When you look around,you will observe different animals with different structures and forms.As over a millions species of animals have been...
What causes COVAID-19 pendemic?

Understanding where SARS-CoV-2 -- the virus that caused the COVID-19 pandemic -- came from and how it spreads is important for its contro...
What is gametogenisis?

The process of formation of gametes is called “gametogenesis”. The gametes are derived from primordial germ cells/ primitive sex cells. ...

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What are the directions for the study of the phylum PORIFERA(sponges)?

The sponges are structurally primitive animals, very ancient as a group and only distantly related to the animals of other groups. They a...
Basis of classification

Inspite of differences in structure and form of different animals,there are fundamental features common to various individuals in relation ...
What is oogenesis?

• Definition: The process of maturation and differentiation of PGC to oogonia, primary oocytes, secondary oocytes and to mature ova in the ...