Phys 1A Q&A

Question 1

Which proteins, if present, increase the rate at which osmosis occurs?

Answer 1

channel proteins is the correct answer
specialised channels called aquaporins increase the rate of osmosis

Question 2

Why is it necessary to tightly regulate the transcription in eukaryotic cells?

Answer 2

production of RNA is an energy consuming process and producing unneeded RNA will waste energy