Answer: Option B - There are more than four genes that determine this trait.
Explanation:
The tobacco plant species have its leaf colour with characteristics that changes gradually over a range of values, which refers to continuous variation.
Note that continuous variation keep expressing gene variants in successive generations of the tobacco plants, that differs from the parents. So, there are MORE THAN four genes controling the expression of varying phenotypes in the leaves
A state of balance between continuing processes
the answer to ur problem above is (b)
Check the scene and and ask if they have gotten somebody to call 911 and/or AED, then ask if they need to take a break from CPR and take over if you’re certified
Answer:
major event of anaphase is the sister chromatids moving to opposite poles of cells due to action of the condensing spindle fibres.
Explanation:
the chromatids only start separating when the pressure is sufficient to split the centromere.