Structures Called Placentas, Which Nourish Developing Embryos, Evolved in _______

question 150

Short Answer

Structures called placentas, which nourish developing embryos, evolved in _______.

---

Definitions:

Mean

In statistics, it refers to the average value in a data set, calculated by summing all the numbers and dividing by the count of these numbers.

IQR

Short for Interquartile Range, it measures the middle 50% of data points in a dataset, offering a glimpse into data spread.

Range

The difference between the highest and lowest values in a set of data.

Median

The median is the value that lies at the center of a dataset when it is organized in ascending or descending order, splitting the set into two equal parts.