Ques and Ans: Individuals who move into or out of a community increase:
Options:
- (A) homogeneity
- (B) energy usage
- (C) power
- (D) monoculture
- (E) competition
- (F) adding heat
- (G) population
- (H) gene flow
(H)
Logic chain: Gene flow occurs when individuals move into or out of a population. Community health focuses on the health of populations or groups. Gene flow occurs when individuals move into or out of a community.

Ques and Ans: Oncogenes promote the division of cells using the damaged form of what?
Options:
- (A) deoxyribonucleic acid
- (B) oncogenes
- (C) proteins
- (D) Chemical energy
- (E) epidermis and dermis
- (F) the body's largest organ
- (G) Veins and arteries.
- (H) healthy cells
(A)
Logic chain: Oncogenes promote the division of cells with damaged DNA. DNA DNA is deoxyribonucleic acid. Oncogenes promote the division of cells with damaged deoxyribonucleic acid.

Ques and Ans: Which has specialized reproductive organs?
Options:
- (A) Clouds
- (B) Conifers
- (C) River
- (D) peachleaf willow
- (E) Venus flytrap
- (F) animals
- (G) mammals
- (H) Mountain
(E)
Logic chain: Plants have specialized reproductive organs. Most people know that the Venus Flytrap is a carnivorous plant. The Venus Flytrap has specialized reproductive organs.

Ques and Ans: What is under the same family as worms?
Options:
- (A) animals
- (B) parasites
- (C) bacteria
- (D) eels
- (E) ant
- (F) leeches
- (G) snakes
- (H) infected
(F)
Logic chain:
Annelids are worms such as the familiar earthworm. Annelids include earthworms and leeches. Leeches are related to worms.