Carl Woese

High school (ages 12+)
Science & Technology

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/carl-woese

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. When was Carl Woese born?July 15, 1928
2. Where was Carl Woese born?New York, USA
3. What is the key publication?Proposed the three-domain system in 1977 based on rRNA phylogeny
4. What is the scientific impact?Revolutionized microbial taxonomy, evolutionary biology, and origin-of-life research

Phylogenetic Taxonomy: Classifying organisms based on their evolutionary relationships, often determined by genetic sequences.
RNA World Hypothesis: A theory suggesting that RNA was the primary molecule for life's earliest stages, performing both genetic and catalytic functions.
Prokaryote: A single-celled organism lacking a nucleus and other membrane-bound organelles, such as bacteria and archaea.
Eukaryote: An organism whose cells contain a nucleus and other membrane-bound organelles, including plants, animals, fungi, and protists.