Answer:
sadasdasdadsaaaaaaaaaaaaaaaaaaaaaaaaaaaa
Explanation:
Nicotine, once in the brain, will work specifically on nicotinic receptors in the brain. However, there is a common "addiction" pathway in the brain that pretty much all addictive substances go through.
Answer:
it says that plants are the main source of nutrients and energetic materials and when the cow feed on them, it consumes some of the benefits that we miss when we eat beef
Answer:
The correct answer will be option D.
Explanation:
DNA replication is a complex process which forms the exact copy of the DNA molecule from the existing DNA. This process takes place during the synthesis phase or S-phase of the cell cycle which takes place in the cytosol of prokaryotes and nucleus of the eukaryotes.
The most common way of producing replicas of the DNA molecule is through semi-conservative mode in which each strand of DNA is synthesized from both the strands of the parental DNA using as a template.
Thus, option D is the correct answer.
