1. When the membrane potential reaches approximately 60 mV , the K channels open up and the Na channels close and the prepotential phase begins again .
2. When the membrane potential reaches approximately 60 mV , the K channels close and the Na channels open and the prepotential phase begins again .
OPTIONS:
- no
- yes

no

A same meaning or not problem: OPTIONS:
- no
- yes
If three variables , formula _ 26 , formula _ 27 and formula _ 28 are bound by the condition formula _ 29 for some differentiable function formula _ 30 , then the following total differentials exist
If three variables , Formula 26 , Formula 27 and Formula 28 are bound by condition formula 29 for a total function formula 30 , then the following differentials exist .
****
[A]: no

Same meaning?
The author Christopher Hitchen expressed his admiration for Jessica Mitford and praised '' Hons and Rebels '' .
The author Christopher Hitchens expressed his admiration for Jessica Mitford and praised '' Hons and Rebels '' .

OPTIONS:
- no
- yes

Answer: yes

Problem: S1: In all the authors , the verb tends to be final in subordinate clauses more often than in main sentences .
S2: In all authors , the verb tends to be final more often in subordinate clauses than in main clauses .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: yes

Problem: (1) Ingham County is a charter municipality of the Meridian Charter Township in the U.S. state of Michigan .
(2) Meridian Charter Township is a charter township of Ingham County in the US state of Michigan .

Do (1) and (2) mean the same thing?

OPTIONS:
- no
- yes
A: no

Problem: (1) The first consonant of every word was then dropped , the distribution of unpredictable leaving .
(2) The first consonant of each word was then dropped , leaving the distribution of unpredictable .

Do (1) and (2) mean the same thing?

OPTIONS:
- no
- yes
A:
yes