Biological Basics

Clues in this puzzle

Across

• The molecule that carries genetic instructions for life. (3)
• The organ that serves as the center of the nervous system. (5)
• The reproductive unit of a flowering plant. (4)

Down

• A fiber that transmits impulses to the brain. (5)
• An organ used for breathing air. (4)

Popular free crosswords

• Animals Easy · 7 words
• Geography Medium · 12 words
• Biology and Medicine Easy · 14 words
• Plants and Trees Easy · 16 words
• Languages of the World Easy · 14 words
• Architecture Medium · 10 words