1. Which of the following best describes the process of evolution?A. ShapeB. DevelopC. HideD. Patter 相关知识点: 试题来源: 解析 B. Develop 进化是指生物种群随时间发生的遗传性变化,通常伴随着物种适应环境的能力的提高。选项中,"发展"最能描述这一过程,因为它涵盖了物种随时间变化和适应的过程。其他...
Birds' wings evolved from the forelimbs of their ancestors. Which of the following best describes the evolution of the shape of the wings? A. From short and wide to long and narrow B. From long and narrow to short and wide C. From circular to triangular D. From triangular to circular ...
Which of the following best describes the principle of evolution by natural selection? A. Individuals within a population are genetically identical and natural selection occurs randomly B. Individuals within a population exhibit genetic variation and thos ...
6.Which of the following best describes the relationship between paragraph 2 and paragraph 3? A. Paragraph 2 puts forward several scientific claims, one of which is rejected in paragraph 3. B. Paragraph 2 poses several questions, and paragraph 3 offers a possible answer to one of them. C...
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Which of the following best describes how the evolution of predators affects the ecosystem? A. It always leads to the extinction of prey species B. It can control the population of prey species and maintain ecological balance C. It has no impact on the diversity of other species in the ...
{/B}}Which of the following best describes the passage as a whole A.The origin of Species is a very significant book.B.Darwin’s discoveries were proved to be right though the origin of Species was severely attacked.C.The evolution of men has gone through a very long process.D.It was...
In Paying for the Party, Hamilton describes what she calls the party pathway, which eases many students through college, helped along by various clubs that send students into the party scene and a host of easier majors. 出自-2015年12月阅读原文 In 2011 they released a landmark study titled ...
Which of the following best describes your ethnicity? Please note, for the purpose of this question we are interested in ethnicity, not your nationality or country of origin. (Select all that apply.) 4. 为这个社区,我们希望确定人们从所有种族背景代表。 哪些以下最佳描述您的种族? 请注意,为这个...
Conversely, AB describes the pupils' ability to stay motivated, self-assured, and engaged when faced with challenges. Jahedizadeh et al. (2019) found that while AB is necessary for academic resilience, it is insufficient on its own. The research is important since education is developing ...