<span>new species evolve from ancestral species through slow & steady change </span>
I don't know what the picture is but I had a question like this on my packet and I saw a <span>sugar with two, and not three, oxygen atoms</span>
Answer:
Use chemicals to prevent chromosomal separation during meiosis in plants.
I would go with 4 that's what makes the most sense to me, and i just learned about this last year so... I hope this helps good luck..
