Logic of a solution: *Some viruses have an envelope of phospholipids and proteins. Phospholipases are the enzymes that degrade phospholipids . Some viruses have an envelope of enzymes and proteins.*
*(B)*
The original question: *What might have an envelope of proteins and enzymes?
Options:
- (A) fur seals
- (B) some viruses
- (C) Most plants
- (D) a fish
- (E) animal transport
- (F) animals
- (G) chickens
- (H) it needs them*

Line 1: *Annelids have the amazing capacity to regrow segments that break off. Earthworms are annelids meaning segmented. Earthworms can regrow broken off segments of their bodies.*
*(D)*
Line 2: *What regrows broken off segments of itself?
Options:
- (A) barnacles
- (B) teeth
- (C) roots
- (D) earthworm
- (E) Leptospirosis
- (F) spiders
- (G) cells
- (H) root growth*

Logic of a solution: *Playing is just one of many ways that mammals and other animals learn how to behave. After all, seals are mammals just as humans are mammals. Playing is just one of many ways that humans and other animals learn how to behave.*
*(D)*
The original question: *What uses playing as just one of many ways to learn how to behave?
Options:
- (A) athletes
- (B) Toys
- (C) sharks
- (D) Humans
- (E) Video games
- (F) exercise
- (G) people
- (H) A.I*

Line 1: *Animals are a kingdom of multicellular eukaryotes. Humans, of course, are an example of a multicellular eukaryote. Humans are, of course, in the animal kingdom.*
*(F)*
Line 2: *What are in the animal kindgom?
Options:
- (A) seeds
- (B) edible
- (C) parasites
- (D) bacteria
- (E) fungi
- (F) humans
- (G) people
- (H) bees*

Logic of a solution: *Plants that shed their leaves seasonally each year are called deciduous plants. Trees here are largely deciduous, shedding their leaves in the dry season. Plants shed their leaves in the dry season each year.*
*(H)*
The original question: *Plants shed their leaves in what season each year?
Options:
- (A) spring season
- (B) wet season
- (C) firing season
- (D) Summer
- (E) When it's cold
- (F) colder weather
- (G) Winter
- (H) dry season*

Logic of a solution: *Food consists of organic molecules that store energy in their chemical bonds. Basically, heat is energy. Food consists of organic molecules that store heat in their chemical bonds.*
*(A)*
The original question:
*Food consists of organic molecules that store heat where?
Options:
- (A) in their chemical bonds
- (B) the rest of the body
- (C) the environment
- (D) by keeping them warm
- (E) Earth orbiting the Sun
- (F) Earth revolving around the sun
- (G) it helps plants in growing
- (H) the body's largest organ*