Which statement explains why different types of cells in a multicellular organism have the same DNA?

Gabriel is at a stage where his body is changing physically; he is growing facial hair and building muscle. he is also just starting to make sperm. what is most likely gabriel’s age? 5 12 17 21

How does the study of genetic disorders such as pku biologists understand normal alleles?

What type of weather does tropical continental air bring in summer? hot and cloudy cool and sunny hot and sunny cool and cloudy