True or False: A Mutation is something that ONLY affects a chromosome, not the DNA. A. True
B. False​

When does the circulatory system work with the respiratory system? a. during blood cell formation b. during cellular respiration c. during intestinal digestion d. during a viral infection

If t=tall and t=short what will be the physical appearance of the offspring the cross below? a. some will be tall and some will be short b. they will all be tall c. they will all be short d. they will be medium height

The image shows a group of fish. the type of social behavior shown in the image is called