(evolve) is the answer to how new species of plants and animals come to exist. (用所给词的适当形式填空) 相关知识点: 试题来源: 解析 Evolution 【详解】 考查名词。句意:进化是新的动植物物种如何存在的答案。分析句子结构可知,空处作句子主语,应用名词evolution,表示“进化”,置于句首,首字母大写...
百度试题 结果1 题目5.Evolution(evolve) is the answer to how new species of plants and animals come to exist. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
The evolution of animals to live on land was preceded by the evolution of plants to live there. The first animals to leave the water and live on land appeared about 60 million years after plants were well established. It is likely that land animals developed as a result of species,...
Noticeably, these two pulses of growth in brain size correspond to periods of substantial environmental disruptions in Africa. Some 26 million years ago,Antarctica was frozenfor the first time, which caused a global aridification of the climate. Africa's dense rain forests turned into savannas and ...
百度试题 结果1 题目1. Evolution (evolve) is the answer to how new species of plants and animals come to exist. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
百度试题 结果1 题目11. Evolution (evolve) is the answer to how new species of plants and animals come to exist. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
The first living things developed from molecules that could copy themselves.These molecules were produced by the conditions on Earth at that time, or may have come from elsewhere.Evolution happens due to natural selection.The process of natural selection involves variation, competition, increased chance...
Eventually, these simple life forms split and began to evolve separately. All animals, plants, and fungi trace back to this time. It’s difficult to pinpoint what order and the exact way this occurred. When did multicellular organisms first appear?
How did plants and animals evolve to develop poisons and toxins to protect themselves without knowing about chemistry and biology? Fungal decomposers derive nutrients from ___. a. organic wastes and remains b. living plants c. living animals d. photosynthesis Explain ...
The Move to Land The most crucial survival step here was the further development of the shell. It is thought that the first land snail evolved as soon as there were plants on land- about 350 million years ago- when plants required very wet conditions. Survival on land meant period of unfa...