Answer: As each cell differentiates, the <em>DNA </em>changes so that each type of cell has different <em>DNA</em> once it reaches maturity. Mutations in the cells’ nuclei lead to new combinations of <em>DNA</em>, resulting in different shapes and functions in the different types of cells.
Hope this helps!
Answer:
increase of greenhouse gases
increased temperature
melting of polar iced caps
raised sea levels
frost free/ growing season will lengthen
more drought and heat waves
increased intensity of hurricanes
heres more-
https://climate.nasa.gov/effects/
Answer:
Global climate change affects the distribution of species.
Explanation:
The nutrient that is responsible for causing most accidental deaths in children is iron.
D.They both contain carbon, but only nucleic acids contain phosphorous.