返回卡包市场
B2.1 Active Transport and Pump Proteins
暂无描述。系统推荐的高质量记忆内容，适合每天坚持背诵学习。
卡片总数: 5 张•内容版本: v3•公开卡包•更新时间: 8/1/2026
卡片预览 (5 张)
#1
正面 (问题)
What is active transport?
背面 (解答)
Movement of molecules against concentration gradient using ATP.
#2
正面 (问题)
Example of primary active transport?
背面 (解答)
Sodium-potassium pump (3 Na⁺ out, 2 K⁺ in).
#3
正面 (问题)
Example of secondary active transport?
背面 (解答)
Sodium-glucose symport; uses Na⁺ gradient to transport glucose.
#4
正面 (问题)
Where does energy for active transport come from?
背面 (解答)
ATP hydrolysis.
#5
正面 (问题)
Why is the pump analogy useful?
背面 (解答)
Like a mechanical pump, it moves substances against a gradient using energy.