18 Questions
Which type of cells have the capacity to self-renew by dividing and develop into the three primary germ cell layers and extraembryonic tissues?
Totipotent cells
What is the defining characteristic of pluripotent stem cells?
Can develop into three primary germ cell layers
What is a common feature of multipotent cells?
Limited differentiation potential
What is the difference between naive and primed naive cells?
Naive cells are postimplantation epiblast cells, while primed naive cells are pre-implantation epiblast cells
What do germ cells give rise to?
Gametes
What is embryonic induction?
A signaling process where one cell influences the development of another cell
What is the process that causes an embryo to develop its shape?
Pattern formation
Which term refers to the ability of a cell to give rise to unlike cells and to develop into a new organism?
Stem cell
What is the role of a spermatozoön in the development of an organism?
Awakening the egg to activity
What is the term for a stem cell capable of giving rise to several different cell types?
Naïve cell
In developmental biology, what does 'cell fate' refer to?
The potential cell types descendants of a cell can become under normal development
What does 'cell potency' refer to in developmental biology?
The range of cell types a particular cell can give rise to in all possible environments
What is the term for the developing structure after fertilization until the 8th week or 10th week after the last menstrual period?
Embryo
What is the term used to describe the development of an organism through a sequence of steps in which cells differentiate and organs form?
Epigenesis
Which theory suggests that organisms develop from miniature versions of themselves?
Preformation Theory
What is the term for a newly fertilized egg?
Zygote
Which term refers to the unfolding development in an organism through differentiation of cells and organ formation?
Embryogenesis
What is the Latin term for 'little man' used to refer to any representation of a small human being?
Homunculus
This quiz covers key terms related to embryology, including zygote, embryogenesis, human embryo, and more. Test your knowledge on the terminology used to describe the early stages of development in multicellular organisms.
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