Karl Ernst Von Baer Proposed That Diagnostic Traits for Distinguishing

question 29

Multiple Choice

Karl Ernst von Baer proposed that diagnostic traits for distinguishing species among vertebrates appear at the ________ stages of development.

• A) earliest
• B) latest
• C) beginning and end
• D) middle

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Definitions:

Mathematical Average

Also known as the mean; a measure of central tendency calculated by adding all the numbers in a data set and dividing by the count of those numbers.

Mode

The value that is most prevalent in a dataset.

Frequency Distribution

A frequency distribution shows how often each different value in a set of data occurs.

Formal Education

Structured and systematic instruction provided by trained teachers in institutions like schools and colleges, leading to recognized qualifications.