B is the answer. Typing more bc character limit
It seems that you have missed the necessary options for us to answer this question, so I had to look for it, so here is the answer. <span>If nondisjunction occurs, one of the resulting cells will receive</span> no homologues of a chromosome. Hope this answers your question.
B) wavelength
Notice how Z goes from one wave's crest (top) to another's crest. Wavelength can also be measured from a wave's trough (bottom) to the next one's trough.
3. is Phytoplankton
4. Plankton produce their own food thru photosynthesis or lassoing energy
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C) no till farming I believe is the correct answer