has an atomic number of 1.

Which worm has eyespots that are used to detect light? a fluke b marine worm c planarian d tapeworm

Describe your dna model. which part do the straws represent? the pushpins? the paper clips and the black dots you made with the marker?

What's wrong with this ecological pyramid? (multiple choice)1. secondary consumers should be at the bottom of the pyramid2. the sun has an arrow leading to decomposers 3. primary consumers should come after the sun4. energy retained should increase from the bottom to the top5. the sun should be at the bottom of the pyramid