Chapter 8 - Development Across Life span

Question 1

Nature

Answer 1

• The influence of our inherited characteristics on our personality, physical growth, intellectual growth, and social interactions.

Question 2

Nurture

Answer 2

• The influence of the environment on personality, physical growth, intellectual growth, and social interactions.

Question 3

Genetics

Answer 3

• The science of inherited traits.

Question 4

DNA (Deoxyribonucleic acid)

Answer 4

• Special molecule that contains the genetic material of the organism.

Question 5

Gene

Answer 5

• Section of DNA having the same arrangement of chemical elements.

Question 6

Chromosomes

Answer 6

• Tightly wound strand of genetic material or DNA.

Question 7

Dominant

Answer 7

-Referring to a gene that actively controls the expression of a trait.

Question 8

Recessive

Answer 8

• Referring to a gene that only influences the expression of a trait when paired with an identical Gene.

Question 9

Ovum

Answer 9

• The female sex cell, or egg.

Question 10

Fertilization

Answer 10

• The union of the ovum and sperm.

Question 11

Zygote

Answer 11

• Cell resulting from the uniting of the ovum and sperm.

Question 12

Monozygotic twins

Answer 12

• Identical twins formed when one zygote splits into two separate masses of cells, each of which developed into a separate embryo.

Question 13

Dizygotic Twins

Answer 13

• Often called fraternal twins, Occurring went two individual eggs get fertilized by separate sperm, resulting in two zygotes in the uterus at the same time.

Question 14

Bioethics

Answer 14

• The study of ethical and moral issues brought about by new advances in biology and medicine.