Everylivingthingontheearthismadeupofcells(细胞).Cellsgrowandmakenewcells.Mostcellsareverytinyandwecan’tseethemwithoureyes.Differentcellshavedifferentuses.Ourskincellsarespecialones.Thecellsonthesurface(表面)ofourskinareolddeadcells.Newskincellsarerightunderthesurface.Thesearethelivingskincells.Theydoworkfor...
Every living thing on the earth is made up of cells (细胞). Cells grow and make new cells. Most cells are very small and we can't see them with our eyes. Different cells have different uses. Our skin cells are special ones. The cells on the surface(表面) of our skin are old dead...
The first characteristic of a living thing is that they are made up of cells. A cell is the basic building block of all organisms. It is the smallest unit of organization in a living thing. They contain the organism’s hereditary information (DNA) and can make copies of themselves in a ...
made up of和made of的区别：两者词意不同、用法不同、侧重点不同。在词意上，made up of的意思是“由…组成”，made of的意思是“由…制的”。在用法上，made up of表示“使甲物变为乙物”，made of表示“使某物变为某种状态”。在侧重点上，made up of表示的成品看不出原材料，made of能看出原材料。
Every living thing on the earth is made up of cells (细胞). Cells grow and make new cells. Most cells are very small and we can’t see them with our eyes. Different cells have different uses. Our skin cells are special ones. The cells on the surface (表面) of our skin are old ...
Every living thing on the earth is made up of cells (细胞). Cells grow and make new cells. Most cells are very small and we can't see them with our eyes. Different cells have different uses. _37_The cells on the surface(表面)of our skin are old dead cells. New skin cells are ...
短文填空Every living thing on the earth is made up of cells(胞).Cells grow and m___ new cells. Most cells are very small and we can't see them w_78our eyes.Different cells have different uses. Our skin cells are s_79_ones. The cells on the surface(面) of our skin are old de...
Alllivingthingsaremadeupofcells.Someorganisms,suchasbacteria,aremade upofonlyonecell.Theyaremuchtoosmalltobeseenwiththenakedeyealone. Theorganismsarecalledmicroorganisms! Howcanweseeandstudysuchtinyorganismsorthesinglecellsofamany-celled organism?Wecanuseamicroscope.Amicroscopeisaninstrumentthatmakes ...
To answer the question "Living beings are made up of cells. This was first stated by," we need to identify the correct scientist or group of scientists who formulated this idea.1. Understanding the Question: The question asks a
1. ALL LIVING THINGS ARE MADE UP OF CELLS Write the three parts of the cell theory: 1. 2. 3. 2. Cells How does a cell obtain energy and raw materials (pg 92)? How does a cell get rid of wastes (pg 93)? What surrounds the cell and enables the exchanges to take place?