Ques:Q: Hydrogen and helium are specifically involved as reactants in what nuclear reaction that is useful for making energy? Choices: - destructive fusion - radioactive fusion - nuclear fission - nuclear fusion A:

Ans:nuclear fusion
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Ques:Q: What structure, containing many internal membranes, is the site of photosynthesis? Choices: - ribosome - mitochondria - genome - chloroplast A:

Ans:chloroplast
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Ques:Q: What is a long, tube-shaped bundle of neurons, protected by the vertebrae? Choices: - a ganglion - an axon - a dendrite - the spinal cord A:

Ans:the spinal cord
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Ques:Q: What the name of the disease where some of the alveoli of the lungs fill with fluid so they can no longer exchange gas? Choices: - leukemia - lung cancer - emphysema - pneumonia A:

Ans:
pneumonia
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