Pedagogy, the teaching of one individual by another, appears to be a biological novelty, an activity largely confined to humans. If this is true, what are the psychological mechanisms on which pedagogy depends? Pedagogy is not a neutral achievement; it permits the evolution of culture and the ...
Although moose aren't more dangerous than bears in terms of behavior, they pose a greater threat of injuring you simply because of their population size. Moose outnumber bears in Alaska, wounding around five to 10 people in the state annually. Are moose dangerous to humans? Moose do not con...
For fish, sound is probably a better way to sense their environment than light. Sounds help fish and other marine animals survive. They use sounds to communicate with each other. Sounds also help some ocean animals find food and avoid their hunters.However, increased noise from humans is ...
In humans, mutations of this gene are associated with increased risk of heart disease. Polar bears may therefore be an important study model to understand heart disease in humans. The genome of the polar bear may also provide the solution for another condition, one that particularly affects ...
Amphibians fall under the class Amphibia. They are ectothermic, meaning their body heat is dependent on their external environment. Amphibians play an important role in the food chain of their ecosystems.Answer and Explanation: Amphibians are important to humans because they act as biological ...
Why are some animals popular while others are so unpopular? In the natural world, every animal has its place and purpose. However, people do not always realize it. For example, it's a common misunderstanding that snakes are dangerous and will attack(攻击)humans for no reason. In fact, alm...
Why are producers so important to a food chain? Why do animals need body fat? Why is it considered as a physical adaptation? Why are amphibians important to wetlands? Why are chimpanzees important? Why dont humans have cellulase? Why is aquatic ecosystem health important to humans?
This natural regulation is far more effective and sustainable than any artificial means humans could devise, illustrating the intricate harmony nature has achieved without human intervention. Moreover, animals play a crucial role in pollination and seed dispersal, processes that are fundamental for plant...
In many parts of the world, children are given more freedom than in the past. Is this a positive or negative development? Give reasons for your answer and include any relevant examples from your own knowledge or experience. Write at least 250 words. Task 2 利弊比较题 社会生活类 - - 范文...
The condition is likely to be more common in the United States than in Cambodia(柬埔寨) where tarantulas(狼蛛)are considered to be a delicious food, The Washington Post reported.④ Another theory suggests that our fear of spiders may have helped us survive long ago. But although most of ...