1. Vitelline membrane around the developing egg cells
2. Yolk sac membrane around the yolk mass during the development of reptiles and birds
3. Yolk and its deposition within the growing oocyte of amphibians
4. Archenteron around the egg cells
Yolk and its deposition within the growing oocyte of amphibians
1. Early embryo increases
2. Early embryo decreases
3. Resulting cells increases
4. Resulting cells decreases
Resulting cells decreases
1. Ovulation
2. Zygote development
3. Fertilization
4. Both (b) and (c)
Fertilization
1. Archenteron
2. Blastocoels
3. Mouth
4. Gut
Archenteron
1. Equal holoblastic
2. Unequal holoblastic
3. Superficial meroblastic
4. Discoidal meroblastic
Unequal holoblastic
1. 1 day
2. 7 days
3. 8 days
4. 19 days
7 days
1. 32-celled stage
2. 64-celled stage
3. 100-celled stage
4. 164-celled stage
32-celled stage
1. Maturation
2. Insemination
3. Capacitation
4. Fertilization
Capacitation
1. Nervous system,uninary bladder and eye
2. Liver,connective tissue and heart
3. Thymus,spinal cord and brain
4. Liver,pancreas and thymus/thyroid
Liver,pancreas and thymus/thyroid
1. Ectoderm
2. Mesoderm
3. Both (a) and (b)
4. Ectoendoderm
Both (a) and (b)