Answer:
<em><u>Air pollution is responsible for major harmful effects on human health, animal lives, natural ecosystems and the man-made environment. It is also responsible for climate change due to the enhanced greenhouse effect, acid rain, and the depletion of the ozone layer that constitute important global environmental problems.</u></em>
Birds help take care of each other's young to increase their chances of survival, and the behavior is passed on to offspring
Answer:
its b) lipids and cholesterol
Explanation:
The cell membrane is the wall of the cell which separates the cell inners to the outer environment. Cell membranes are constructed mainly from lipids and protein. The largest percentage of molecules which make up the cell membrane are phospholipids, cholesterol, and protein.
Answer:
The answer is : option A
Explanation:
Because the Transcriptions role is to copy the genetic sequence of the RNA- and after the step is complete, the sequence will be translated into it's sequence that was made by the step of transcription.