Logic of a solution: *Populations of viruses do not grow through cell division because they are not cells. Cancer is unregulated cell division. Cancer is not caused by viruses.*
*(D)*
The original question: *What is one thing viruses do not cause?
Options:
- (A) disease
- (B) AIDS
- (C) illness
- (D) cancer
- (E) Ebola
- (F) fever
- (G) death
- (H) smallpox*
Line 1: *Hormones are chemical messengers that control many body functions. Neurotransmitters are chemical messengers in the brain. Hormones and neurotransmitters behave in common ways.*
*(H)*
Line 2: *Neurotransmitters and hormones are what in their function?
Options:
- (A) cells
- (B) organic
- (C) inorganic
- (D) complex
- (E) Vibrates
- (F) warm
- (G) properties
- (H) similar*
Logic of a solution: *Mutations may change the structure of a chromosome or just change a single nucleotide. Chromosomal abnormalities can be examined by chromosome analysis. Mutations can be detected by analysis on gene abnormalities.*
*(C)*
The original question: *Which process of gene abnormalities can mutations be detected?
Options:
- (A) A computer
- (B) ligt
- (C) analysis
- (D) radiation
- (E) electrically
- (F) negative
- (G) Microscope
- (H) illness*
Line 1: *Heterotrophs are living things that cannot make their own food. All fish are heterotrophic. Fish cannot make their own food.*
*(H)*
Line 2: *What is one thing fish cannot make?
Options:
- (A) babies
- (B) nests
- (C) matter
- (D) fat
- (E) edible
- (F) Energy
- (G) bubbles
- (H) food*
Logic of a solution: *Mollusks reproduce sexually. An abalone is a shellfish or mollusk. Abalone reproduce sexually.*
*(F)*
The original question: *Abalone is an example of an animal that:
Options:
- (A) refract or absorb.
- (B) They have webbed feet
- (C) important habitats
- (D) Plant growth is reduced
- (E) it keeps an organism warm
- (F) reproduces sexually
- (G) decreases its bodily water
- (H) four limbs*
Logic of a solution: *Prokaryotes are single-celled organisms that lack a nucleus. Prokaryotes are usually microscopic and bacteria is an example of a prokaryote. Bacteria are single celled organisms that do not have a nucleus.*
*(H)*
The original question:
*What are single celled organisms that do not have a nucleus?
Options:
- (A) Most plants
- (B) nucleus
- (C) ferns
- (D) fossil fuels
- (E) bushes
- (F) Eukaryotes
- (G) leech
- (H) bacteria*