Learning refers to the observable behavioral change due to experience or practice. ( )
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Learning can vary widely from performance. ( )
A. 对
B. 错
Psychologists view "learning" as a process from unknown to know. ( )
A. 对
B. 错
A high school students was 1.6 meters tall who started to learn the high jump when he was 13, and his high jump score was 1.7 meters. Two years later, when he grew to 1.75 meters tall, through training, his sports performance goes up to 2.00 meters. So his performance was improved through the exercises, so we can attribute it to learning.( )
A. 对
B. 错
以下()属于细胞内的小分子物质。
A. 蛋白质
B. 核酸
C. 酶
D. 多糖
E. 氨基酸