Practice 1: What is so important about DNA? Select all correct answers.

A. DNA is found in all organisms and carries instructions to build those organisms

B. DNA found in one organism probably shares similar instructions found in another species

C. DNA is composed of only four bases that repeat in a sequence that is different for each species

D. Some organisms don’t actually have DNA

E. The DNA of each organism is made out of different types of chemical

Research question: why are the carrots that grew on the left side of the garden larger than the carrots that grew on the right side of the garden? which hypothesis is based on this research question? a comparison of people with gardens to people without gardens will show who is likely to live longer. b. carrots are thought to be good for your eyesight and should be eaten regularly. c. carrots that are provided lots of sunlight grow to a larger size than carrots grown in the shade. d. eating fresh vegetables every day is a healthy thing to do.