Q: Under which conditions do many bacteria carry out alcohol fermentation? Choices: - melting - enzymatic - photosynthesis - anaerobic A:
anaerobic

Q: What laboratory instrument is used to analyze and test for static charge? Choices: - microscope - bunsen burner - microtome - electroscope A:
electroscope

Q: Q: Emissions of what gas into the atmosphere from fossil fuel burning have been rising for the past several decades? Choices: - sulphur - oxygen - neon - carbon dioxide A:
A: carbon dioxide

Question: Q: How long can a large star be on the main sequence stage? Choices: - 3 million years - 200.4 million years - 60.11 million years - 10 million years A:
Answer: 10 million years

*Question*
Q: What are the major types anchoring proteins? Choices: - semimetals and occludins - amino and fatty acids - claudins and semimetals - claudins and occludins A:
**Answer**
claudins and occludins

Q: Q: Who first proposed that earth is a magnet? Choices: - Albert Einstein - Isaac Newton - Marconi - william gilbert A:
A: william gilbert