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A LITTLE EVERY DAY.

Today Choose a library Bookmarks Study sets Practice AI Tutor PDF Libraries Progress Community

Small sessions.
Lasting connections.

Your next lightbulb moment is waiting.

Settings YYour study spaceSign in to make it yours

Choose your study path

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YOUR STUDY SPACE

Opening your flashcards…

Made for the moments when it clicks.Support · Terms · Privacy · Credits

Today Choose a library Practice

Your study space

Today Choose a library Bookmarks Study sets Practice AI Tutor PDF Libraries Progress Community Settings Your account

Skip to content

A LITTLE EVERY DAY.

Today Choose a library Bookmarks Study sets Practice AI Tutor PDF Libraries Progress Community

Small sessions.
Lasting connections.

Your next lightbulb moment is waiting.

SettingsAccount…

Choose your study path

YOUR STUDY SPACE

Opening your flashcards…

Made for the moments when it clicks.Support · Terms · Privacy · Credits

Today Choose a library Practice

Your study space

Today Choose a library Bookmarks Study sets Practice AI Tutor PDF Libraries Progress Community Settings Your account

Skip to content

A LITTLE EVERY DAY.

Today Choose a library Bookmarks Study sets Practice AI Tutor PDF Libraries Progress Community

Small sessions.
Lasting connections.

Your next lightbulb moment is waiting.

Settings YYour study spaceSign in to make it yours

Choose your study path

Sign in Create free account

YOUR STUDY SPACE

Opening your flashcards…

Made for the moments when it clicks.Support · Terms · Privacy · Credits

Today Choose a library Practice

Your study space

Today Choose a library Bookmarks Study sets Practice AI Tutor PDF Libraries Progress Community Settings Your account

FLASHCARDS · QUICK PRACTICE

Small steps add up.0 / 1 reviewed

Biology · CONCEPT 1

DNA base pairs

A position on a DNA strand contains cytosine. Which base belongs opposite it in the complementary strand?

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FLASHCARDS · QUICK PRACTICE

Small steps add up.0 / 1 reviewed

Biology · CONCEPT 1

DNA base pairs

A position on a DNA strand contains cytosine. Which base belongs opposite it in the complementary strand?

Give yourself a moment.
What comes to mind?

or press space

Leave this session?

Leaving will reset this session.

FLASHCARDS · QUICK PRACTICE

Small steps add up.0 / 1 reviewed

Biology · CONCEPT 1

DNA base pairs

A position on a DNA strand contains cytosine. Which base belongs opposite it in the complementary strand?

Give yourself a moment.
What comes to mind?

or press space

Leave this session?

Leaving will reset this session.

FLASHCARDS · QUICK PRACTICE

Small steps add up.0 / 1 reviewed

Biology · CONCEPT 1

DNA base pairs

A position on a DNA strand contains cytosine. Which base belongs opposite it in the complementary strand?

Give yourself a moment.
What comes to mind?

or press space

Leave this session?

Leaving will reset this session.