AP Biology 2 Views 1 Answers
Avatar for Sourav
SouravSeptember 10, 2024

The fossil record indicates that in some cases reasonably well-defined species appear suddenly and remain unchanged for a long time before they become extinct. This phenomenon is referred to as a) allopatric speciation b) sympatric speciation c) phyletic gradualism d) punctuated equilibrium e) parallel evolution

The fossil record indicates that in some cases reasonably well-defined species appear suddenly and remain unchanged for a long time before they become extinct. This phenomenon is referred to as
a) allopatric speciation
b) sympatric speciation
c) phyletic gradualism
d) punctuated equilibrium
e) parallel evolution

Sourav
SouravSeptember 10, 2024

Answer

Answer: d) punctuated equilibrium
Explanation: Punctuated equilibrium describes the pattern where species remain unchanged for long periods and then experience rapid evolutionary changes.

Leave a Comment

This site uses Akismet to reduce spam. Learn how your comment data is processed.

Adblocker detected! Please consider reading this notice.

We've detected that you are using AdBlock Plus or some other adblocking software which is preventing the page from fully loading.

We don't have any banner, Flash, animation, obnoxious sound, or popup ad. We do not implement these annoying types of ads!

We need money to operate the site, and almost all of it comes from our online advertising.

Please add biologynotesonline.com to your ad blocking whitelist or disable your adblocking software.

×