How many cleavages are completed in 16 cell stages of frog's egg ?
3
8
4
12
- In the human female, the primary oocytes remain small without any growth for
- For fertilization of the frog's egg
- Laternal line system of sense organs present in the skin of tadpole larva
- The allantoic vesicle arises from
- Human egg is
- The expulsion of completely developed foetus from the uterus is known as
- The cellular movements during gastrula-tion are called
- Meroblastic cleavage is found in
- During fertilization the spermatozoa penetrate through the egg membranes with the help of
- The nervous system, epidermis and hairs and nails are derivatives of
- Metamorphosis is a characteristic feature of
- Cleidoic eggs are found in
- In the growing oocyte, the nucleus enlarges in size due to an increase in
- Embryo sac in a hen's egg is formed by
- Constructive change in the development of frog from tadpole is
- During metamorphosis, the disappearance of larval organs is called
- Oral contraceptives check
- The sexual embrage of the male and female frogs is called
- In frog's egg the divisoin is
- A true coelom is covered by
- The formation, development and matura- j tion of the female gamete is called
- If an unfertilized frog's egg is pricked with a micro-needle, it will
- During cleavage, the embryo
- In forg, the sperms released from the testis take the following route to reach the ureter:
- Which of the following develops from ectoderm ?
- Blastopore in frogs development occurs in
- During normal development the activation of the egg is achieved by
- A freshly unfertilised egg of hen contains
- Which of the following does not show metamorphosis ?
- How many cleavages are completed in 16 cell stages of frog's egg ?