Biology SOL Rvw Pt 2

Biology SOL Rvw Pt 2

Multiple Choice

Which statement is an inference based on this information?

• Maple seeds have a membrane like extension

• Milkweed seeds are dispersed by wind

• Plant seeds have different shapes

• Burdock seeds have short, peg-like extensions

Multiple Choice

A water molecule is ____ because it has a slightly ____ charge on the _____ atom and a slightly ____ charge on the other two _____ atoms

• non polar; negative hydrogen; positive; oxygen

• polar; negative oxygen; positive hydrogen

• non polar; negative; oxygen; positive; hydrogen

• polar; negative hydrogen; positive; oxygen

Multiple Choice

The weakness of hydrogen bonds between the bases of DNA allows ...

• Conversion of bases to amino acids in the event of cell starvation

• base pairs to separate during transcription and replication

• rearrangement of the sequence of bases to take place

• new bases to be incorporated into the DNA molecule