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1. When a stem cell differentiates and changes in size and shape specific genes are being_

A. Expressed
B. Transcribed
C. Spliced
D. Copied
2. Which of the following describes when the cell leaves the cell cycle and no longer divides?
A. Senescence
B. Interphase
C. Differentiation
D. Mitosis
3. Consider the three different types of stem cells. Each one’s ability to differentiate into new cells is slightly different. One type can differentiate into any cell while another can only become specific cells. Select the answer that places the three types in the correct rider from the widest range of differentiation to least able to differentiate.
A. Pluripotent, totipotent, multi-potent
B. Totipotent, multipotent, pluripotent
C. Pluripotent, multipotent, totipotent
D. Totipotent, pluripotent, multipotent
4. Gene expression is determined by several factors including.
A. Protein synthesis
B. The brain
C. Senescence
D. Chemicals in the body
5. Which of the following would be an environmental factor that could affect gene expression?
A. Number of organisms in the group
B. Sex or the organism
C. Tempature of the water
D. Organ of the organism

1 answer

Here are the answers to your questions:

  1. When a stem cell differentiates and changes in size and shape specific genes are being _
    A. Expressed

  2. Which of the following describes when the cell leaves the cell cycle and no longer divides?
    A. Senescence

  3. Consider the three different types of stem cells. Each one’s ability to differentiate into new cells is slightly different. One type can differentiate into any cell while another can only become specific cells. Select the answer that places the three types in the correct order from the widest range of differentiation to least able to differentiate.
    D. Totipotent, pluripotent, multipotent

  4. Gene expression is determined by several factors including.
    D. Chemicals in the body

  5. Which of the following would be an environmental factor that could affect gene expression?
    C. Temperature of the water

These answers reflect key concepts in cell biology, genetics, and developmental biology.