The answer is a half-filled circle.
In the pedigree charts, squares present males and circles present females. If a female is healthy, the circle is empty (white). If a female is affected with a trait, the circle is filled-in (usually black). However, if a female is a carrier of a disease, which means that one allele is dominant and one is recessive, then the circle is half-filled.
Answer:
Search Results
Featured snippet from the web
Centuries ago, living things were classified as either plants or animals. Today, the classification of living things helps us gain a better understanding of the world we live in, our relation to living things, and understanding Biology better overall.
Hope this helped!
Have a wonderful day!
IAMTHEGOAT
Xylem and Phloem make up Vascular Tissue.