Cell membrane D. Ribosomes 答案 C。解析:文章中明确提到“The cell membrane surrounds the cell and acts as a barrier”,即细胞膜围绕着细胞并充当屏障。相关推荐 1Cells are the basic units of life. Every living organism is made up of one or more cells. The cell has many different parts, ...
Cells are the basic units of life. Every living organism is made up of one or more cells. The cell has many different structures that perform specific functions.The cell membrane is the outer boundary of the cell. It controls what enters and leaves the cell. The cell membrane is made up...
These are organisms that are made up of more than one cell. These organisms have very clear cell structures, with many cell types performing different specialized functions. For example, blood cells only specialize in blood production, and hair cells only specialize in hair growth and repair. The...
Which of the following is wrong ? View Solution Which of the following is wrong? View Solution Exams IIT JEE NEET UP Board Bihar Board CBSE Free Textbook Solutions KC Sinha Solutions for Maths Cengage Solutions for Maths DC Pandey Solutions for Physics ...
Your body is made up of little cells(细胞).Each one of these is alive. The big difference between your body and a man-made machine is that every part of your body is alive. Each cell has a job to do and needs energy to do it. If you count correctly you will find the total is...
Cells are the basic units of life. Every living organism is made up of one or more cells. The cell has many different structures that perform specific functions.The cell membrane is the outer boundary of the cell. It controls what enters and leaves the cell. The cell membrane is made up...
1 All organisms are made up of one or more cells.(a)For each of the descriptions below, put a cross in the box that corresponds to the correct statement about the features of animal, plant and prokaryotic cells.(6)(i) Genetic material is B A separate strands in animal and prokaryotic...
A power unit made up of a solder-free assembly of a plurality of battery cells having positive and negative contact surfaces, respectively, on the two opposing front ends thereof, the cells being mechanically juxtaposed and parallel with one another, the unit including: a bottom plate having ...
What is the non-living part of a plant cell called? What is the living part of a cell? What is made up of one cell? Humans are composed of what cells? What is a term for living things composed of more than one cell? What cells are sapwood made of? What is the protoplasm outsid...
Name the organisms which are made up of more than one cell. AUnicellular organisms BMulticellular organisms CBoth of these DNone of theseSubmit Assertion (A): Complex tissues are made up of more than one type of cells. Reason (R): Vascular tissues in plants are a type of complex tissue...