Line 1: *Cells are the basic units of the structure and function of living things. Physiology is the study of the function of living things. Physiology studies cells.*
*(E)*
Line 2: *Which of the following sciences studies cells?
Options:
- (A) sensory neurons
- (B) Astronomy
- (C) epidermal
- (D) it needs them
- (E) Physiology
- (F) retina
- (G) Anatomy
- (H) Astrology*

Logic of a solution: *Producers make food from inorganic molecules. Plants are known as producers . Plants make food from inorganic molecules.*
*(B)*
The original question: *Plants make food from what?
Options:
- (A) Chemical energy
- (B) inorganic molecules
- (C) photosynthesis
- (D) Light passing through water
- (E) direct energy
- (F) absorb light energy
- (G) Organic compounds
- (H) In their leaves*

Line 1: *Fungi are the only organisms that can decompose wood. Bows are wood, and wood breaks. Only fungi can decompose bows.*
*(H)*
Line 2: *What can decompose a bow?
Options:
- (A) Acids
- (B) Oak
- (C) CO 2
- (D) pine
- (E) erosion
- (F) Wind
- (G) water
- (H) Fungi*

Logic of a solution: *Immunity results from immunization. Immunization with vaccine is effective. The ability of an organism to not be susceptible to a certain disease can result from vaccines.*
*(E)*
The original question: *What can vaccines do?
Options:
- (A) cause euphoria
- (B) major threat to health
- (C) it protects them
- (D) protect plants
- (E) Keep someone from disease
- (F) cause a disease
- (G) cause a vasectomy
- (H) rapid expansion*

Line 1: *Viruses cannot reproduce by themselves. Viruses include the Tobacco Mosaic Virus. The Tobacco Mosaic Virus cannot reproduce by itself.*
*(B)*
Line 2: *The tobacco mosaic virus cannot _ by itself.
Options:
- (A) migrate
- (B) reproduce
- (C) move
- (D) consume
- (E) It expands
- (F) animals
- (G) survive
- (H) respirate*

Line 1: *Specialization occurs when competing species evolve different adaptations. Adaptation is the result of natural selection. Specialization is a result of natural selection.*
*(H)*
Line 2:
*Natural selection results in:
Options:
- (A) insects
- (B) root growth
- (C) Plants growth
- (D) Animal survival
- (E) animals
- (F) Plant reproduction
- (G) mammals
- (H) specialization*