Living things grow and change through the process of cell division, ormitosis. In organisms composed of more than one cell, mitosis either repairs damaged cells or replace older ones that have died. Additionally, multicellular organisms grow larger in size by increasing the number of cells in the...
百度试题 结果1 题目1 Which characteristic do all living organisms show?B A breathing B excretion C photosynthesis D tropism 相关知识点: 试题来源: 解析 B 反馈 收藏
Students should know that all living organisms have basic needs.Animals need air, food, water, and shelterto survive. Plants need air, water, nutrients, sunlight, and space to grow. Is Sun a living or nonliving thing? Living things need food to grow, they move, respire, reproduce, excrete...
百度试题 结果1 题目Living organisms contain more water ___substance. A. than do any other B. does than any other C. other than do they any D. than they do any other 相关知识点: 试题来源: 解析 D 反馈 收藏
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7. Living organisms contain more water ___ substance.(A) than do any other(B) does than any other(C) other than do they any(D) than they do any otherthey do 代替Living organisms contain.但是不明白A为什么不行,省略Living organisms,do 代表contain,这么理解可以么?如果不可,为什么呢.这个A的...
How do living organisms produce minerals – for example, for their shells? Researchers have come one step closer to answering this mystery. Many organisms can produce minerals or mineralized tissue. A famous example is the nacre, which is used in jewelry because of its iridescent c...
How can enzymes lower activation energy? How do enzymes facilitate reactions in the cell? Why do they have so many steps? Explain how enzymes help to control metabolism in living organisms. Be sure to discuss what enzymes are composed of and how their structure affects their function. ...
At least not yet.In what might be deemed as the quirkiest science experiment ever performed on the human body, a group of scientists from North Carolina State University (NCSU) is going where no man has gone before; people's belly buttons.Dubbed the Belly Button Biodiversity project, the ...
Protect Our Environment As we all know, the environment around us is getting worse and worse. In some places we cant see fish swimming in the river or trees on the hills. There is less and less fresh water in the world. Some people even have no clean water to drink. So I think we...