The nervous system, epidermis and hairs and nails are derivatives of
endoderm
mesoderm
ectoderm
chordomesoderm
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- During the development of frog, the ar-chenteron is formed in
- Development of egg without fertilization is termed as
- Sexual reproduction in larval condition is known as
- The cellular movements during gastrula-tion are called
- The substance fertilizin is secreted by
- Which of the following develops from ectoderm ?
- In frog's egg the divisoin is
- In order to become structurally and functionally a spermatozoan, each spermatid has to undergo a process…
- When the eggs are released from the ovary of frogs they are at the
- The intestine of tadpole is
- Oral contraceptives check
- Blastopore in frogs development occurs in
- The process of synthesis of yolk by the oocyte is termed
- Antifertilizin is secreted by
- The allantoic vesicle arises from
- Meroblastic cleavage is found in
- In forg, the sperms released from the testis take the following route to reach the ureter:
- Embryo sac in a hen's egg is formed by
- For fertilization of the frog's egg
- Human beings are
- Metamorphosis is a characteristic feature of
- During cleavage, the embryo
- Which one has the capacity to reproduce without fertilization of eggs ?
- The nervous system, epidermis and hairs and nails are derivatives of
- Cleidoic eggs are found in
- The formation of the neural tube is known as
- A freshly unfertilised egg of hen contains
- If an unfertilized frog's egg is pricked with a micro-needle, it will
- Grey cresent is present in
- Constructive change in the development of frog from tadpole is