If someone who has sickle cell marries someone who does NOT have it and also does NOT carry it, what would be the possibility of a child having sickle cell disease? In your notebook, make a Punnett Square to show their possible offspring. What genotype and phenotype ratios do you expect? PLEASE HELP

State officials are considering constructing a road through a forested wilderness area. this action will likely affect the forest ecosystem in various ways. part a: predict how the construction of a road could negatively affect plants and animals in that ecosystem. (3 points) part b: describe one way that the construction of a road could have a positive impact of the forest ecosystem. (1 point)

Explain the significance of the increased cell specialization of the volvocine line

This comparative chart is an example of one that might be used by scientists and law enforcement personnel for identification purposes. the chart represents a technological advance called