We have no idea what they represent, because we can't see the diagram.
Answer:
No, they don't always look like the parents.
Explanation:
They won't always look like the parents because from each parent, they will receive different dominant and recessive traits. In addition, certain traits skip generations or don't get passed down. For example, you can have 2 parents with red hair and have dark brown hair, but have a child who DOES have red hair.
Answer:
Explanation:
Genetics is a branch of biology that deals with the study of genes, genetic variability and hereditary in different organisms. Genetics can be used in medicine and health as outlined below.
1. Use for early detection of genetic disorders I.e it is used for prenatal disorders.
2. To test for mutations(change in gene content) in DNA which causes different deadly diseases e.g breast cancer.
3.It is use to manage diseases associated with metabolism.
4.It is use for molecular diagonistics of different kind of genetics diseases e.g celiac disease, Wilson disease e.tc.
Almost all areas of Biology have developed in the twentieth century, but few areas have gained a lot of importance. Some of these are :
1. Genomics and Genetics
2. Biotechnology
3.Cell and molecular biology