Which statement is true about progenitor cells? (1) They are same as stem cells (2) They are totipotent cells (3) They can divide but do not remain undifferentiated (4) They […]
Tag: CSIR NET Life Science PYQs and Solutions Basic Concepts of Development
CSIR NET Life Science PYQs and Solutions Basic Concepts of Development
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CSIR NET Life Science Previous Year Questions and Solution on Basic Concepts of Development
The Capabilities of Induced Stem Cells Derived from Skin: Differentiation and Self-Renewal
If skin cells are converted into induced stem cell then they can (1) Only duplicate (2) Only differentiate (3) Differentiate and duplicate (4) Differentiate and duplicate such that number of […]
CSIR NET Life Science Previous Year Questions and Solution on Basic Concepts of Development
Understanding Asymmetric Stem Cell Division: Balancing Self-Renewal and Differentiation
Which one of the following statements about stem cells is correct? (1) Stem cells cannot be maintained in culture since they required a distinct in vivo (2) During asymmetric stem […]
CSIR NET Life Science Previous Year Questions and Solution on Basic Concepts of Development
Fundamental Properties of Stem Cells: Unlimited Self-Renewal and Multipotent Differentiation
The two major properties of stem cells are (1) unlimited self-renewal and multi potent differentiation (2) limited passage and transformation (3) unidirectional differentiation and commitment (4) limited life span and […]
CSIR NET Life Science Previous Year Questions and Solution on Basic Concepts of Development
Understanding Instructive and Permissive Interactions in Cell Development: Analogies with Cell Lines and Stem Cells
35. Instructive and permissive interactions are two major modes of inductive interaction during development. The following compares some properties of cell lines and cord blood stem cells. Cell lines which […]
CSIR NET Life Science Previous Year Questions and Solution on Basic Concepts of Development
Understanding Morphogen Gradients and Their Role in Cell Specification
Following are certain statements regarding morphogen gradients and cell specification. (A) Morphogens are always transcription factors. (B) Morphogens can be paracrine factors that are produced in one group of cells […]
CSIR NET Life Science Previous Year Questions and Solution on Basic Concepts of Development
Positional Information and Developmental Plasticity in Drosophila Leg Transplantation Experiments
In an experiment, the cells that would normally become the middle segment of a Drosophila leg were removed from the leg forming area of the larva and were placed in […]
CSIR NET Life Science Previous Year Questions and Solution on Basic Concepts of Development
Methods for Determining Tissue Lineage: Advantages and Limitations
Which of the following cannot be used for determination of tissue lineage of a given progenitor cell population in an animal? (1) Marking progenitor cells with vital dye. (2) Transplanting […]
CSIR NET Life Science Previous Year Questions and Solution on Basic Concepts of Development
Fate of Prospective Neuroectoderm in Early Amphibian Gastrula Transplantation Experiments
When prospective neuroectoderm from an early amphibian gastrula is transplanted in the prospective epidermal region of a recipient (early gastrula) embryo, the donor tissue will give rise to (1) neural […]
CSIR NET Life Science Previous Year Questions and Solution on Basic Concepts of Development
Developmental Specification in Newt Gastrula: Insights from Tissue Transplantation Experiments
Which of the inferences (A-D) given below would you draw from the following tissue transplantation experiments performed with the early and late gastrula stages of the newt? (A) Cells of […]
