D. would be the most accurate because you can't make waste without developing also you get energy from developing so D would be the correct answer
Answer:
3
Explanation:
Three hydrogen bonds....
"Cytosine and guanine pairing can be found in both DNA and DNA-RNA hybrid formed during replication and transcription. The two nitrogenous bases are held together by three hydrogen bonds."
Answer is B) 1, 3, 2
Fish with craniums naturally preceded the evolution of sharks, since sharks have craniums. Sharks must have evolved from a cranium-wielding ancestor.
Sharks evolved about 450 million years ago, before land vertebrates (animals with spines and skeletal systems) even existed. Mammals evolved about 100 million years later.
<span>The question is the following: "Smokers have a greater chance of developing deadly diseases" and I assume we are asked to determine whether it's true or false. It is a true statement - and we can see it on the packaging of cigarettes in many countries. Some of these diseases are cancer (for example lung cancer) and diseases of the blood stream.</span><span />
Answer:HIV attacks a specific type of immune system cell in the body. It's known as the CD4 helper cell or T cell. When HIV destroys this cell, it becomes harder for the body to fight off other infections. When HIV is left untreated, even a minor infection such as a cold can be much more severe.
Explanation:
