If blue eyes is dominant over brown eyes, how can two brown-eyed parents have a blue-eyed child?
a. both parents were homozygous for brown eyes.
b. both parents were heterozygous for brown eyes.
c. the mom was homozygous for brown eyes and the dad was heterozygous for brown eyes.
d. the mom was heterozygous for brown eyes and the dad was homozygous for brown eyes.

List two limitations of natural selection

What are two reasons for why a species might disappear from the fossil record?

Listed in the item bank are some key terms and expressions associated with the categories seen in the venn diagram. to find out more information about items, some have more details available when you click on them. drag and drop each item onto the proper area of the diagram. if an item describes more than one category, be sure to place it in the overlapping space. viruses are tiny infectious pathogens that cause many different diseases, such as polio, and the flu. though they are similar to one celled organisms in some ways, in many ways they are very different. use the venn diagram below to show the similarities and differences between viruses and living organisms.