In humans, full color vision is dominant to red-green color blindness. It is an X-linked trait. An XX human and XY human produce offspring. All of their XX offspring are carriers and their XY offspring have full color vision. What are the probable genotypes of the parents? Show your work.

Choose one animal (cheetas) and research on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.

Drag each tile to the correct box. arrange the phases of mitosis in the correct order. 1 (condensation of chromosomes) 2 (separation of chromosomes) 3 (formation of spindle fibers) 4 (alignment of chromosomes in the center of the cell) 5 (pinching of the cell membrane)

10. in which phase will crossing-over occur? a. mitosis b. metaphase ii c. prophase i d. meiosis ii