Traits can be
, which means they can be seen and are capable of masking a different trait.

Which of the following is not a defining characteristic of plants?

Which greenhouse gas is emitted when burn fossil fuels for energy? a.nitrogen b.oxygen c.carbon dioxide d.helium

Agroup of students are walking in the park and one of them takes a picture of a pollen grain that is been blown by the wind what caption can the student use for this picture