Please answer the attached. Please.... ... . ... .......
Parth Verma , 6 Years ago
Grade 12th Pass
Botany> Please answer the attached. Please.... .....
2 Answers
Syed suha
Last Activity: 6 Years ago
I think option a is correct!As you might be knowing that our sieve tube cells lack nucleus, so all the activities of sieve tube cells are controlled by the nucleus of companion cells so pressure gradient is also controlled by the nucleus of companion cells...Hope it helps...Thank you!
Parth Verma
Last Activity: 6 Years ago
But I want to know why 2nd option in incorrect?
Please answer soon.
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