Question at position 31 If the outside of the cell has low solute concentration and the inside of the cell has high concentration, which way would the solute move through a passive protein channel?into the cellout of the cellthere would be no solute movement单项选择题
A
into the cell
B
out of the cell
C
there would be no solute movement

Question

Question at position 31 If the outside of the cell has low solute concentration and the inside of the cell has high concentration, which way would the solute move through a passive protein channel?into the cellout of the cellthere would be no solute movement单项选择题

A

into the cell

B

out of the cell

C

there would be no solute movement

BlackTom AI · Accepted Answer

The question describes a scenario involving diffusion through a passive protein channel, with the outside of the cell having a low solute concentration and the inside having a high solute concentration. The general rule for diffusion is that solutes move from regions of higher concentration to regions of lower concentration until equilibrium is reached.
Option 1: 'into the cell' — This would imply solutes move from outside (low concentration) to inside (high concentration), which is opposite to the diffusion gradient described. Since diffusion follows the gradient, this option is incorrect.
Option 2: 'out of the cell' — This aligns with the given gradient: solutes move from the higher concentration inside to the lower concentration outside through a passive channel. This is the correct interpretation of simple passive diffusion.
Option 3: 'there would be no solute movement' — A gradient exists (high inside, low outside), so there would be a driving force for diffusion. Therefore, stating that there would be no movement is inaccurate for a passive diffusion scenario.
In summary, diffusion proceeds down the concentration gradient from the region of higher concentration to the region of lower concentration, which, in this case, is from inside the cell to outside the cell.

Question at position 31 If the outside of the cell has low solute concentration and the inside of the cell has high concentration, which way would the solute move through a passive protein channel?into the cellout of the cellthere would be no solute movement单项选择题

类似问题

Glucose (circles) needs to enter the cell for energy. Based on the diagram, how is glucose going to cross the membrane?

Facilitated diffusion

Depolarization of a muscle cell or neuron is due to the transport of Na+ ions through ligand- and voltage-gated Na+ channels. This is an example of what type of transport?

Facilitated diffusion through a carrier protein involves transport by

Which of the following statements about facilitated diffusion is INCORRECT:

When a nutrient moves, with the help of a carrier, from an area of higher nutrient concentration into an absorptive cell where the concentration of that nutrientis lower, this is called

When a nutrient moves, with the help of a carrier, from an area of higher nutrient concentration into an absorptive cell where the concentration of that nutrientis lower, this is called

更多留学生实用工具

智能学习助手

风格化写作助手

论文查重助手

文献引用助手

课堂转译助手

课堂笔记助手

Quiz搜索助手

学校历年真题

智能刷题助手

智能匹配练习

希望你的学习变得更简单