Well one is the ways that humans use soil affect the soil quality
Answer:
#male gametes are formed
#generative nucleus divides
#fertilization takes place
#pollen tube grows
# zygote is formed
#embryo is formed
<span>observations on the outcomes of breeding experiments. </span>
Answer:i found this on google and got it right
Explanation:
Image result for What is the difference between spindle fibers and spindle microtubules
Spindle fibers are used in cell division, and are made of microtubules. ... As the others have written, microtubules are a “track” that can move organelles around when “motor” proteins (that cleave ATP) pull those organelles. The spindle is what moves the chromosomes during mitosis and meiosis