What type of evolution is very, very slow above the level of the species?
Options:
- (A) forest is destroyed
- (B) macroevolution
- (C) animals
- (D) parallel evolution
- (E) mechanical
- (F) Continents drifting
- (G) divergent evolution
- (H) microevolution
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Let's think first: Macroevolution is evolution over geologic time above the level of the species. And geologic time is very, very slow. Macroevolution is very, very slow evolution above the level of the species.... So the answer is [(B)]


_ bind to allergens.
Options:
- (A) to stay warm
- (B) mammals
- (C) fur and fat
- (D) animals
- (E) protect them
- (F) Most plants
- (G) Antibodies
- (H) Chemical energy
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Let's think first: Antibodies are large, Y-shaped proteins that recognize and bind to antigens. Allergens are also called Antigens. Antibodies bind to allergens.... So the answer is [(G)]


What can lead to bullying?
Options:
- (A) Cooperation
- (B) Isolation
- (C) Damaged hearing
- (D) Perfection
- (E) Competition
- (F) negative
- (G) smoking tobacco
- (H) heat or cold
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Let's think first: Competition may lead to aggressive behaviors or displays of aggression. Aggressive behavior is often first recognized as bullying behavior. Competition can result in bullying.... So the answer is [(E)]


What interferes with cooling of the body?
Options:
- (A) low humidity
- (B) snow
- (C) ice
- (D) Sulfur dioxide
- (E) Leptospirosis
- (F) Smoking
- (G) heat or cold
- (H) high humidity
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Let's think first: Sweat wets the skin, and when it evaporates, it cools the body. High humidity interferes with evaporation of the sweat. High humidity interferes with cooling of the body.... So the answer is [(H)]


Oxygen is essential for cellular respiration for what?
Options:
- (A) Man
- (B) Energy.
- (C) humans
- (D) plants
- (E) animals
- (F) Energy
- (G) health
- (H) fungi
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Let's think first: Oxygen is essential for cellular respiration for all aerobic organisms. Fungi are aerobic organisms. Oxygen is essential for cellular respiration for fungi.... So the answer is [(H)]


What is a major route of removing wastes from the body?
Options:
- (A) Detoxifying teas
- (B) Feces
- (C) Burping
- (D) Essential Oils
- (E) glucose
- (F) sodium
- (G) NaCl
- (H) rivers
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Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Let's think first: Excretion is the process of removing wastes and excess water from the body. Major route of excretion is in the feces. Feces are a major route of removing wastes and excess water from the body.... So the answer is [(B)]