University:
Eastern Kentucky University
Course:
BIO 315 | Genetics
Academic year:

2022
Views:

475

Pages:

2
Author:

Edgar Rowe

Question 1 Epigenesis is a process by which ● genes are turned off or on as they are needed when triggered by the environment. Question 2 A person’s observable characteristics are his or her ● phenotype Question 3 Permanent alterations in genetic material that occur due to environmental conditions such as radiation or environmental hazards are called ● mutations. Question 4 A researcher compares monozygotic and dizygotic twins for their level of similarity on a trait. This researcher is attempting to determine the ________ of the trait activity levels.Correct! ● Heritability Question 5 A strongly canalized trait is one that ● is affected little by environmental conditions. Question 6 During which prenatal stage do the major body systems and organs develop?ect! ● embryonic Question 7 Which of the following is true of the development of temperament? ● Scientists have identified genes directly linked with specific aspects of personality. Question 8 Illa’s infant was born in 1960 with facial deformities and an arm that stopped growing at the elbow. It is likely that Illa took ________ during her pregnancy. ● thalidomide Question 9 It appears that stress during pregnancy can ● trigger infections that can cause premature labor. ● result in more active and irritable temperament in newborns. ● dampen the mother’s immune system. ● All answer choices are correct. Question 10 Who is most resistant to sex-linked recessive disorders? ● females