Deck 85: Astrobiology

Question 1

When Urey and Miller completed their experiment they found ______ in their mixture.

A) DNA
B) RNA
C) proteinoids
D) ATP

Answer 1

proteinoids

Question 2

This cell does not contain a nucleus:

A) eukaryote
B) prokaryote
C) DNA
D) protein

Answer 2

prokaryote

Question 3

The idea that life and Earth are symbiotic is called ________.

A) DNA hypothesis
B) RNA hypothesis
C) Proteinoid hypothesis
D) Gaia hypothesis

Answer 3

Gaia hypothesis

Question 4

These simple creatures are probably closest in form to the original species on Earth.

A) bacteria
B) eukaryotes
C) archaea
D) cyanobacteria

Question 5

This experiment created amino acids in the laboratory: _________________.

Question 6

About _______ amino acids make up all life on Earth.

Question 7

Genetic code is passed on by proteins.

Question 8

Bluegreen bacteria are called cyanobacteria.