Question

1. a scientist hypothesizes the temperature at which an alligators egg is incubated will determine whether the alligator will be male or female. the independent variable is

a) the male alligators
b) the incubator
c) the temperature
d) the gender of the alligator

Explanation:

自变量是在实验中被操纵或改变的变量。在这个假设中，科学家研究的是鳄鱼卵孵化时的温度对鳄鱼性别的影响，温度是可以被控制和改变的因素，所以温度是自变量。

Answer:

C. the temperature