Population age structure is a summary of the number of individuals of each age in the population. An example is, In 2002, 30% of the worlds population was under 15 years old. <span />
Answer:
High surface tension caused by the polar quantities of water.
I’d say the last one, the cancer cells lack inhibition and the do not stop reproducing. The rest of the answers don’t really make sense. The cancer cells can be controlled with chemotherapy so the first one is definitely wrong. And I do not believe that they contain stem cells. The last one is right because the reason cells become cancerous is because their growth inhibitors are broken or switched off, so they do not know when to stop growing and it becomes a problem for the body.
<span>phospholipid bilayer, which is two layers of phospholipids back-to-back</span>
Answer:
Which of the following is true of the composition of all materials?
All materials are made up of smaller parts that cannot be seen without magnification
Explanation:
Material composition entails smaller parts that made up of such materials which are embedded in it. it could be chemical, addictive, which are not seen