Which statement accurately describes how identification of individuals through the use of genetic engineering is possible? a. the y chromosome doesn't experience crossing-over. b. the dna in mitochondria is passed from mother to child in the nucleus of a cell. c. the mitochondria dna in a mother and her offspring vary greatly. d. the x chromosome can only be passed from a father to his son.

Which of the following would be an important part of a multi-step plan to restore the stability of the red-cockaded woodpecker's ecosystem?

What are some natural processes that represent physical and chemical changes?

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.