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Study of Blastula Stages in Mammals
Study of Blastula Stages in Mammals
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1)
Mammalian blastula is known as
Blastocyst
Tropoblast
Foetal blastula
Trophoderm
2)
Zygote is formed by
Fusion of two cell
Fusion of gametes
Fusion of egg cell
Fusion of chromosomes
3)
Blastopore is found is-
Blastocyst
Gastrula
Blastula
Morula
4)
Which embryonic stage consists of a solid and compact mass of sixteen or more cells?
Gastrula
Blastula
Blastocoel
Morula
5)
In mammalian development, the embryo will form from which population of cells?
Blastocoel
Trophectoderm
Inner cell mass
Blastocyst
6)
The process in which the three germ layers form is called:
Organogenesis
Gastrulation
Fertilization
Cleavage
7)
What is the process called when a sperm and egg unite to become one?
Blastulation
Blastocoel
Fertilization
Morula
8)
What is the single cell called that is a result of fertilization?
Embryo
Zygote
Morula
Blastula
9)
What is the type of cell division called that the zygote undergoes to become a morula and then a blastula?
Fertilization
Meiosis
Cleavage
Gastrulation
10)
During cleavage, the single large zygote is converted into which form?
Multicellular embryo consisting of a zona pellucida and a zygote.
Multicellular embryo with a blastopore and an archenteron.
Multicellular embryo consisting of smaller cells called blastomeres.
A three-layered embryo called a gastrula.