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Which macromolecules contain *only* carbon, hydrogen, and oxygen (CHO)?

The deserts of the sahara and australia are associated with

Which is an example of a decomposer? a. bear b.algae c.grass d.bacteria d bacteria

Aplant with dark red flowers is crossed with a plant with white flowers. all of the offspring have dark red flowers with white spots. the alleles got flower color in this plant are both dominant both recessive codominant incompletely dominant