Which is the most dense state of matter, plasma, gas, solid or liquid?

Sea stars, sea urchins, sand dollars, and brittle stars are all memeber of a group, what is the common name of the group they are all in

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat

The lineage of pea plants produced round seeds for four generations. the plants that fertilized these pea plants also produced round seeds. however, in the fifth generation, the plant produced to two plants with wrinkled seeds. can that be possible?