Question

9) Choose the best answer.

A situation in which one gene influences several traits in the phenotype is __________.

polygenic

pleiotropy

triploidy

incomplete penetrance

10) Choose the best answer.

___ are also known as unstable alleles.

Modifying genes

Stuttering alleles

Triploidy

Polyploidy

11) Choose True or False.

Outside factors, such as the mother's health while a baby is developing in the womb or nutrition as a child grows, can affect one's phenotype.


False

True

12) Choose the best answer.

___ is like a family tree that shows who has inherited what traits, disorders, or diseases.

Genetic engineering

Multiple-allele series

Pedigree mapping

Human genome project

Answer 1

9) pleiotropy

10) Stuttering alleles

11) True

12) Pedigree mapping