A fat cell contains and expresses in a process called
The that is an influences the of different genes.
An embryo will develop into a male in and a female in .

Label the following diagram.

Cells specialize by the expression of genes inside the cell.
Internal or external factors can trigger the activation of genes in a cell by --
Explain how cell differentiation occurred.
sentence stem:
Cell differentiation occurred by _____________________________________________.
The that is an influences the of different genes.
An embryo will develop normally if to pollutant and will have malformed tissues if to pollutant.
The that is an influences the of different genes.
An infected cell will have gene expression and a uninfected cell will have gene expression.
How does temperature impact the developing frog embryos?
Which of these best explains why embryos exposed to chemical pollutants do not form properly?
How do viruses affect infected cells?