People that have a single allele (gene copy) for sickle cell anemia are typically not sick from the disease and are said to be carriers of sickle cell trait. these people will more often live in the malaria belt of sub-saharan africa. the most likely explanation for this is

Which worm has eyespots that are used to detect light? a fluke b marine worm c planarian d tapeworm

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.

In the first stage of the nuclear fuel cycle the spent fuel must be transported, processed, and disposed of properly. true or false