This picture represents: A atoms of an element
B molecules of an element
C molecules of a compound
D a mixture

Plant species a has a diploid number of 12. plant species b has a diploid number of 16. a new species, c, arises as an allopolyploid from a and b. the diploid number for species c would probably be a) 12. b) 14. c) 16. d) 28. e) 56.

Which characteristics must an object possess in order to be considered alive?

which is an effect of short-term environmental changes? a) adaptation b) speciation c) extinction d) death (5 points)